📖 R — The English dictionary · page 9

reactivate — Everyday, meaning 1: To make something work or become active again after it was stopped or switched off: «reactivate your account».↗ Everyday, meaning 2: (science) To start a chemical, a volcano, a virus or a process working again.↗ Example: Mum reactivated the burglar alarm before we left.↗ · You must reactivate your library card every year.↗ · Scientists think the volcano could reactivate.↗ · The chickenpox virus can reactivate years later as shingles.↗ · Click the link to reactivate your account.↗ · Adding water reactivated the dried yeast.↗

reactive — Everyday, meaning 1: (science) Likely to change quickly when it meets another substance; a reactive metal like sodium reacts strongly with water.↗ Everyday, meaning 2: Acting only after something has happened, instead of planning ahead (the opposite of "proactive").↗ Everyday, meaning 3: Easily upset or quick to respond strongly to things, like a reactive dog that barks at everything.↗ Example: Sodium is so reactive that it fizzes and bursts into flame in water.↗ · Gold is not very reactive, so it does not rust.↗ · Our dog is reactive and barks at every bike.↗ · Don't just be reactive — plan ahead before problems happen.↗ · Some sunglasses are reactive to light and darken in the sun.↗ · Potassium is more reactive than iron.↗

reactivity — Everyday, meaning 1: (science, chemistry) How easily and how strongly a substance takes part in chemical reactions: «Potassium has high reactivity.».↗ Everyday, meaning 2: (science, psychology) How strongly a person or body reacts to something, such as stress or an allergy trigger.↗ Example: Potassium is at the top of the reactivity series.↗ · Gold has very low reactivity, so it stays shiny for centuries.↗ · We tested the reactivity of metals in acid.↗ · Sodium's high reactivity makes it fizz and dart about on water.↗ · Iron's reactivity with water and air makes it rust.↗ · Some children have high reactivity to pollen.↗

reactor — Everyday, meaning 1: A large machine, especially a nuclear reactor, in which atoms are split to make heat to produce electricity.↗ Everyday, meaning 2: Any container where chemical reactions take place.↗ Example: A nuclear reactor makes heat to produce electricity.↗ · The Chernobyl reactor exploded in Ukraine, and the area around it is still unsafe.↗ · Workers in the reactor wear special suits.↗ · Some submarines are powered by small reactors.↗ · Scientists tested a new reactor design.↗ · The reactor core must be kept cool with water.↗

read — Everyday, meaning 1: To read is to look at written words and understand what they say.↗ Everyday, meaning 2: To read aloud is to say the words out loud for others.↗ Everyday, meaning 3: To read a clock, a map or a thermometer is to understand what it shows.↗ Everyday, meaning 4: A read is a time spent reading: a good read.↗ Example: Read the whole problem first, then choose.↗ · Read the question again: what does it ask for?↗ · Mia read 12 pages on Monday and 9 pages on Tuesday.↗ · Ben has read 15 of the 40 pages in his book.↗ · Dad reads me a story every night.↗ · Can you read the time on the clock?↗ · I read the label to check for nuts.↗ · That book was a great read.↗ · "You are learned, and can read."↗ · And he took the book of the covenant, and read in the hearing of the people; and they said: 'All that the LORD hath spoken will we do, and obey.'↗ (Torah EXO.24.7, JPS 1917)↗ · when all Israel is come to appear before the LORD thy God in the place which He shall choose, thou shalt read this law before all Israel in their hearing.↗ (Torah DEU.31.11, JPS 1917)↗ · The substance of this little volume was read as a (Sefer Yetzirah, Westcott 1893)↗ · the letter which ye sent unto us hath been plainly read before me.↗ (Writings EZR.4.18, JPS 1917)↗ · And Zephaniah the priest read this letter in the ears of Jeremiah the prophet.↗ (Prophets JER.29.29, JPS 1917)↗ · And Jeremiah said to Seraiah: 'When thou comest to Babylon, then see that thou read all these words, (Prophets JER.51.61, JPS 1917)↗

readable — Everyday, meaning 1: Readable means easy and pleasant to read.↗ Everyday, meaning 2: Readable means clear enough to be read, for example handwriting.↗ Example: Please make your handwriting readable.↗ · The book was very readable.↗ · The sign was faded but still readable.↗ · Good code is readable.↗ · Bigger letters made the poster more readable.↗ · Large print makes books readable for Grandma.↗

reader — Everyday, meaning 1: A reader is a person who reads, or who is reading a book, a paper or a story.↗ Everyday, meaning 2: A book used to learn to read, often with short easy stories.↗ Everyday, meaning 3: A machine or app that reads something, like a card reader or an e-reader.↗ Example: She is a fast reader.↗ · The author wants the reader to feel scared.↗ · Our class reader is about a lost dog.↗ · My dad reads books on his e-reader.↗ · Tap your card on the card reader.↗ · Are you a mind reader?↗ That's what I was thinking!↗ · Young readers will enjoy this book.↗ · Now, reader, time what happened by your watch.↗ · Google Book Search helps readers discover the world's books while helping authors and publishers reach new audiences.↗ (Sefer Yetzirah, Westcott 1893)↗ · Interested readers can check the 1562 Mantua edition for themselves through the digital archives of the National Library of Israel: nli.org.il/he/books/NNLALEPH990012793690205171/NLI.↗ (Sefer Yetzirah, Sefaria community translation)↗ · I therefore hope that the candid reader will consider the great difficulties I had to overcome in this still unbeaten way of the ancient Jewish spiritual region, and will receive with indulgence this new contribution to archaeological knowledge.↗ (Sefer Yetzirah, Kalisch 1877)↗

readily — Everyday, meaning 1: Readily means quickly and willingly, without fuss.↗ Everyday, meaning 2: Readily means easily, without difficulty: readily available.↗ Example: Sugar dissolves readily in warm water.↗ · She readily agreed to help.↗ · Fresh water is not readily available in the desert.↗ · Dry paper burns readily.↗ · The teacher readily answered our questions.↗ · These parts are readily found in any hardware shop.↗ · Iron rusts readily in damp air.↗ · He readily admitted he had broken the vase.↗ · The Editor thinks that children will readily forgive him for publishing another Fairy Book.↗

readiness — Everyday, meaning 1: The state of being prepared and ready for something.↗ Everyday, meaning 2: Willingness, being happy to do something: «her readiness to help».↗ Everyday, meaning 3: Quickness: «readiness of wit».↗ Example: The boats were kept in readiness for a rescue.↗ · Her readiness to help made her popular.↗ · We packed the bags in readiness for the trip.↗ · The fire crew is always in a state of readiness.↗ · The teacher checked our readiness for the exam.↗ · His readiness to say sorry ended the argument.↗ · Your readiness to give up your Princess will only show how generous you are."↗

reading — Everyday, meaning 1: Reading is looking at written words and understanding them.↗ Everyday, meaning 2: A reading is a piece of writing read aloud to people, as in church or at a wedding.↗ Everyday, meaning 3: A reading is the number shown on a measuring instrument, like a thermometer or meter.↗ Everyday, meaning 4: A reading is the way you understand something, an interpretation.↗ Everyday, meaning 5: (UK) Reading is also the name of a town in England, said «RED-ing».↗ Everyday, meaning 6: (law) A reading is a stage when a new law is discussed in parliament.↗ Example: Reading every evening helps you learn new words.↗ · My reading book is about a talking fox.↗ · The first reading in church was from the Book of Isaiah.↗ · Take a reading from the thermometer every hour.↗ · The meter reading shows how much electricity we used.↗ · My reading of the poem is that it is about loneliness.↗ · We drove through Reading on the way to London.↗ · "Brothers!" said Vanya, "I've done my share of reading.↗ · 24) The reading of Von Jo.↗ (Sefer Yetzirah, Kalisch 1877)↗ · The reading of Rabbi Luria is as follows: (Sefer Yetzirah, Kalisch 1877)↗ · 14) I adopted here the reading of Judah Halevi, namely: (Sefer Yetzirah, Kalisch 1877)↗ · And they read in the book, in the Law of God, distinctly; and they gave the sense, and caused them to understand the reading.↗ (Writings NEH.8.8, JPS 1917)↗ · And Baruch the son of Neriah did according to all that Jeremiah the prophet commanded him, reading in the book the words of the LORD in the LORD'S house.↗ (Prophets JER.36.8, JPS 1917)↗ · And it shall be, when thou hast made an end of reading this book, that thou shalt bind a stone to it, and cast it into the midst of the Euphrates; (Prophets JER.51.63, JPS 1917)↗

ready — Everyday, meaning 1: Ready means prepared and able to do something now.↗ Everyday, meaning 2: Ready means finished and able to be used or eaten: dinner is ready.↗ Everyday, meaning 3: Ready to do something can mean willing or likely to do it.↗ Example: Are you ready for school?↗ · Dinner is ready!↗ Come and wash your hands.↗ · Ready, steady, go!↗ · I'm getting ready for the swimming lesson.↗ · The cake will be ready in twenty minutes.↗ · Is everyone ready to go?↗ · She was ready to help anyone who asked.↗ · Keep your bag packed so you are ready in the morning.↗ · "I am ready," said the emperor.↗ · And he made ready his chariots, and took his people with him.↗ (Torah EXO.14.6, JPS 1917)↗ · And he said unto the people: 'Be ready against the third day; come not near a woman.'↗ (Torah EXO.19.15, JPS 1917)↗ · And they made ready the present against Joseph's coming at noon; for they heard that they should eat bread there.↗ (Torah GEN.43.25, JPS 1917)↗ · Make ready buckler and shield, and draw near to battle.↗ (Prophets JER.46.3, JPS 1917)↗ · And Joram said: 'Make ready.'↗ And they made ready his chariot.↗ (Prophets 2KI.9.21, JPS 1917)↗ · His trouble shall be ravenous, and calamity shall be ready for his fall.↗ (Writings JOB.18.12, JPS 1917)↗

real — Everyday, meaning 1: Existing in fact, not imagined: «Dragons are not real.».↗ Everyday, meaning 2: True, not fake: «real gold».↗ Everyday, meaning 3: Actual, true: «the real reason».↗ Everyday, meaning 4: Used to make something stronger: «a real friend».↗ Everyday, meaning 5: In maths, real numbers are all the numbers on the number line.↗ Everyday, meaning 6: (casual, US) «Real» means very: «real good», «real quick».↗ Everyday, meaning 7: (casual, slang) «For real?» asks are you serious; «keep it real» means be honest, be yourself; «get real» means be sensible, stop dreaming.↗ Everyday, meaning 8: (rough) «A real pain» or «a real idiot» makes an insult stronger.↗ Everyday, meaning 9: (formal) «Actual», «genuine», «authentic» and «tangible» are stiff words for real.↗ Everyday, meaning 10: In a story, to be "Real" means to have become a true, living friend through being loved.↗ Example: Is that a real dinosaur bone?↗ · Unicorns are not real.↗ · This ring is made of real silver.↗ · What is the real reason you're late?↗ · She is a real friend.↗ · Use maths to solve real-life problems.↗ · The pictures online may not be real.↗ · Is this for real?↗ · brb real quick, getting 2 more chairs (casual)↗ · Get real, you can't run 50 km in an hour.↗ (rough)↗ · You're a real pain, you know that?↗ (rough)↗ · Determine the actual expenditure, given that the advertised price of 20 dollars is reduced by 5.↗ (formal exam)↗ · "I am Real!" said the little Rabbit.↗ · D., remarked very truly in his German preface to the book "Yezirah," published in Leipzig, 1830: "This book is for two reasons highly important: in the first place, that the real Cabala, or mystical (Sefer Yetzirah, Kalisch 1877)↗

realign — Everyday, meaning 1: To put things back into a straight line or the correct position: «realign the wheels of a car».↗ Everyday, meaning 2: To change your plans, ideas or friendships to fit a new situation: «The country realigned itself with its neighbours.».↗ Example: The mechanic realigned the car's wheels.↗ · Braces slowly realign your teeth.↗ · We realigned the chairs into neat rows.↗ · After the election some parties realigned with each other.↗ · The team realigned its goals after losing the first game.↗ · Realign the ruler with the edge of the paper.↗

realisation — Everyday, meaning 1: The moment when you suddenly understand or become aware of something.↗ Everyday, meaning 2: (formal) Making a plan or dream come true: «the realisation of her dream».↗ Example: The realisation that she had left her bag on the bus hit her.↗ · Slowly the realisation dawned that we were lost.↗ · Alice came to the realisation that they were only a pack of cards.↗ · The trip was the realisation of a lifelong dream.↗ · His realisation that 9 × 9 is 81 helped him finish the puzzle.↗ · With a sudden realisation, Mole knew it was his old home.↗

realise — Everyday, meaning 1: To realise means to suddenly understand or become aware of something.↗ Everyday, meaning 2: To realise a dream or plan means to make it come true.↗ Example: I suddenly realised I had left my bag on the bus.↗ · Did you realise it was raining?↗ · He realised his mistake and fixed it.↗ · She realised her dream of playing for the team.↗ · They didn't realise how late it was.↗ · When I checked my answer, I realised I had added instead of subtracted.↗ · Then they realised that the sign would not help them at all.↗

realism — Everyday, meaning 1: Seeing and accepting things as they really are and dealing with them sensibly: «a sense of realism».↗ Everyday, meaning 2: (art, literature) Showing people and things as they really are, in a true-to-life way: «The painting's realism is amazing.».↗ Everyday, meaning 3: (art history) Realism: an art and writing movement of the 1800s that showed ordinary everyday life honestly.↗ Example: The realism of the painting made the fruit look real enough to eat.↗ · The film's realism made the war scenes hard to watch.↗ · Some realism is needed: we can't build a pool by Friday.↗ · The game's realism is amazing; the rain looks real.↗ · Writers like Dickens used realism to show the lives of the poor.↗ · Hope is good, but mix it with realism.↗