U
- unselfishness noun (no plural)
The quality of thinking of others before yourself and giving things away. - unserviceable adjective (unserviceable)
1) (formal) Unserviceable means broken or worn out and no longer fit to use, like an unserviceable tyre or plane. - unsettled adjective (unsettled); verb form (past of unsettle)
1) (of weather) Changing often, with rain and wind likely. 2) Worried, nervous or not calm. 3) Not yet decided or sorted out: an unsettled… - unshared adjective (unshared)
1) Unshared means not shared with anyone else; kept by one person only, like an unshared secret, room or toy. - unsheared adjective (unsheared)
1) Unsheared means not sheared: an unsheared sheep still has all its wool because it has not been clipped. - unsheathed verb, past form (unsheathe, unsheathes, unsheathed, unsheathing)
To unsheathe is to pull a sword or knife out of its case or cover, ready to use. - unshod adjective (unshod — formal, literary)
1) (formal, literary) Unshod means not wearing shoes; barefoot. 2) An unshod horse has no horseshoes on its hooves. - unsigned adjective (unsigned)
Not signed; with no name written on it: «an unsigned letter». - unsocial adjective (unsocial)
Unsocial means not wanting to be with other people, or not friendly in company. - unsold adjective (unsold)
1) Unsold means not sold yet; unsold things are still in the shop or with the seller. - unsolicited adjective
1) Unsolicited means not asked for: unsolicited advice or unsolicited emails. - unsolved adjective (unsolved)
1) Not yet solved, answered or explained: an unsolved mystery, an unsolved problem. - unsought adjective (unsought)
Not asked for or looked for; came without being wanted or searched for. - unsound adjective (unsound)
Unsound means not safe or strong; in bad condition, like an unsound building or bridge. - unspecified adjective (unspecified)
1) Unspecified means not stated clearly or exactly: an unspecified number, at an unspecified time. - unspell verb (unspell, unspells, unspelled, unspelling)
To break a spell, so that a person or thing returns to normal. - unspoilt adjective (unspoilt; also unspoiled)
Of a place: still natural and beautiful, not damaged by building, pollution or crowds. - unsportsmanlike adjective (unsportsmanlike)
Not fair, or not following the rules of a game; not behaving as a good sport should. - unstable adjective (unstable; more unstable, most unstable)
Likely to fall over, move or break; not steady. - unsteadily adverb
1) Unsteadily means in a wobbly, shaky way, not firm or balanced. - unsteady adjective (unsteady, unsteadier, unsteadiest); adverb unsteadily
Unsteady means not firm, likely to wobble, shake or fall: an unsteady ladder, unsteady legs. - unstrung adjective; past form of unstring (unstring, unstrings, unstrung, unstringing)
1) To unstring a bow is to take its string off, so that it is no longer ready to fire. 2) In talk, unstrung means very nervous or upset. - unsuccessful adjective
1) Unsuccessful means not achieving what was wanted or planned; failing. - unsuitable adjective
1) Unsuitable means not right or not appropriate for a purpose, person or situation. - unsuited adjective (unsuited)
1) Unsuited means not right or not suitable for a person, job, place or purpose. - unsupported adjective (unsupported)
1) Not held up by anything, so it might fall. 2) Not backed by facts or proof: an unsupported claim. 3) Without help from other people. 4)… - unsure adjective (unsure)
1) Unsure means not certain or not confident about something: «I'm unsure of the answer». 2) Unsure of yourself means not feeling confident. - unsuspected adjective (unsuspected)
1) Not known about or not guessed: an unsuspected talent. 2) Not thought to be guilty: he went unsuspected. - unsuspecting adjective (unsuspecting, more unsuspecting)
Not knowing that danger or a trick is near; trusting. - untagged adjective (untagged)
Untagged means without a tag or label, like an untagged suitcase or piece of clothing. - untamed adjective (untamed, more untamed)
Not tamed; wild, not controlled or trained by people. - untangle verb (untangle, untangles, untangled, untangling)
1) To undo knots or twists in string, hair, wires and so on. 2) To make a confusing problem or story clear. - untangled verb form (past tense and past participle of untangle); adjective (untangled)
1) (verb) Took the knots or twists out of something. 2) (adjective) Free of knots; straight and tidy. 3) (of a problem) Made clear; worked… - untested adjective (untested)
1) Untested means not yet tried, checked or proved to work. 2) An untested person has not yet shown what they can do in a hard situation. - untidiness noun (untidiness — uncountable)
Untidiness is the state of being messy and not in order, like a room with things everywhere. - untidy adjective (untidy, untidier, untidiest)
1) Untidy means messy, with things not in their right places. 2) An untidy person often leaves things messy. - untie verb (untie, unties, untied, untying)
1) To untie something is to undo a knot or a bow, or to take off a rope or string that is holding something. - untied verb form (past of untie); adjective (untied)
1) (verb) Untied is the past of "untie": she untied the knot. 2) (adjective) Not tied: untied shoelaces are loose and not done up. - untilled adjective (untilled land)
1) Of land: not ploughed or dug up for growing crops. - untimely adjective (untimely)
Happening too soon, before the normal or expected time: an untimely death. - untouched adjective
Untouched means not touched, not handled or not used. - untoward adjective (old use)
Unexpected and unlucky; not wanted and causing trouble. - untraceable adjective (untraceable)
Untraceable means impossible to find, follow or trace, like an untraceable phone call, person or source. - untrained adjective (untrained)
Untrained means not taught or practised in a skill or job: «an untrained helper». - untranslatable adjective (untranslatable)
1) Untranslatable describes a word or phrase that has no exact match in another language, so it cannot be translated easily without a long… - untreated adjective (untreated)
An untreated illness or injury has not been given medical care. - untried adjective (untried)
1) Never tested or used before. 2) (in «left untried») not yet attempted. - untrue adjective
1) Untrue means not true; false or wrong. 2) In old or poetic use, untrue means not loyal or faithful to someone. - untrustworthy adjective (untrustworthy, more untrustworthy, most untrustworthy)
1) Untrustworthy means not able to be trusted: a person who may lie or break promises, or information that may be false. - untruth noun (an untruth, untruths)
1) (formal, euphemism) An untruth is a lie, a statement that is not true. 2) Untruth (uncountable) is the state of not being true. - untruthful adjective (untruthful); adverb untruthfully
1) Not telling the truth; lying. 2) (of a statement) Not true. - untruthfulness noun (untruthfulness — uncountable)
Untruthfulness is the quality or habit of not telling the truth; being dishonest or lying. - untwist verb (untwist, untwists, untwisted, untwisting)
1) To untwist something is to turn it the other way so it is no longer twisted. - untying verb (untie, unties, untied, untying)
To undo a knot, rope or string so that it comes loose. - unused adjective (unused)
Unused (said «un-YOOZD») means not used, never used, or not being used now: «an unused notebook». - unusual adjective (unusual, more unusual, most unusual)
Not usual or common; different from what normally happens or what you normally see. - unusually adverb (unusually)
1) Unusually means in a way that is not usual or normal. 2) Unusually also means more than usually, very: «unusually cold». - unveiled verb (past form of unveil); adjective (unveiled)
1) Having had its cover pulled off, so that it can be seen. 2) Shown or revealed. - unverifiable adjective (unverifiable)
1) Unverifiable means impossible to check or prove true or false: «an unverifiable claim». - unverified adjective (unverified)
1) Not checked or proved to be true or correct. - unwanted adjective (unwanted)
1) Not wanted; not needed or not welcome. - unwarrantable adjective (formal or old use)
Not allowed or not right; cannot be justified. - unwary adjective (unwary, more unwary, most unwary)
Not careful; not watching out for danger. - unwashed adjective
1) Unwashed means not washed; still dirty. - unwearied adjective (unwearied)
Never tired; never giving up or slowing down. - unwelcome adjective (unwelcome)
Not wanted; people do not want it or them to come or stay. - unwell adjective (unwell)
1) Ill or sick; not feeling healthy: "I feel unwell." - unwieldy adjective (unwieldy, more unwieldy, most unwieldy)
Too big, heavy or awkward to move easily. - unwilling adjective (unwilling); adverb unwillingly; noun unwillingness
Unwilling means not wanting to do something, doing it only because you have to: an unwilling helper. - unwillingly adverb (unwillingly)
1) Unwillingly means not wanting to do something, so doing it slowly and with reluctance, as if against your will. - unwillingness noun (unwillingness — uncountable)
1) Unwillingness means not wanting to do something. - unwind verb (unwind, unwinds, unwound, unwinding)
To unwind means to relax after being busy, tired or worried: «I unwind by reading.». - unwise adjective (unwise, more unwise, most unwise)
1) Not sensible; likely to cause trouble: "It would be unwise to swim after a big meal." - unwitting adjective (unwitting)
Unwitting means not knowing or not aware of what you are doing or what is happening. - unwittingly adverb (unwittingly)
1) Unwittingly means without knowing, by accident, not on purpose. - unworthy adjective (unworthy)
Unworthy means not deserving something, especially something good: «I felt unworthy of the prize.». - unwrap verb (unwrap, unwraps, unwrapped, unwrapping)
To unwrap something is to take off the paper, plastic or cover that is around it. - unwrapped adjective; past form of the verb «unwrap» (unwrap, unwraps, unwrapped, unwrapping)
Unwrapped means opened by taking off the paper or cover: «she unwrapped the present». - unwritten adjective (unwritten)
Unwritten means not written down; existing only in speech or memory. - unyoke verb (unyoke, unyokes, unyoked, unyoking)
1) To unyoke is to take the yoke off animals, freeing them from the harness that joins them to a cart or plough. - unzip verb (unzip, unzips, unzipped, unzipping)
To unzip something is to open its zip (US: zipper). - up adverb, preposition, adjective, verb (up, ups, upped — casual)
Up means toward a higher place: climb up the tree. - upbringing noun (upbringing, usually singular; an upbringing)
1) Your upbringing is the way your parents or carers raised you as a child: how they cared for you, taught you and what they believed was… - update verb (update, updates, updated, updating); noun (an update, updates)
To update something is to make it newer or more correct by adding the latest information. - upfront adjective; adverb (also up front)
Upfront means paid or done in advance, before the work or goods are received (money). - upgrade verb (upgrade, upgrades, upgraded, upgrading); noun (an upgrade, upgrades)
To upgrade something means to make it better, newer or more powerful, like upgrading a computer or a phone. - upheaval noun (an upheaval, upheavals; upheaval — uncountable)
An upheaval is a big, sudden change that causes confusion, disorder or worry, like moving house or a war. - uphill adverb (uphill); adjective (uphill); noun (an uphill — rare)
1) Uphill means going up a slope, towards the top of a hill. 2) An uphill task or battle is something hard that takes a lot of effort. - uphold verb (uphold, upholds, upheld, upholding)
To uphold a rule, law or tradition is to support it and make sure it is kept. - upholster verb (upholster, upholsters, upholstered, upholstering)
To cover a chair, sofa or car seat with padding, springs and cloth or leather so it is soft to sit on. - upholstery noun (upholstery — uncountable)
Upholstery is the soft padding, springs and cloth or leather that cover sofas, armchairs and car seats. - upland noun (upland, uplands); adjective (upland)
Upland is high land, hills or high ground away from the sea. - uplifted adjective (uplifted); verb (uplift, uplifts, uplifted, uplifting)
Uplifted means feeling happier, more hopeful or encouraged: «I felt uplifted by the music.». - upload verb (upload, uploads, uploaded, uploading); noun (an upload, uploads)
To send a file, photo or video from your device to the internet or to another computer. - upper adjective
Upper means higher up, or above something else of the same kind. - uppermost adjective (uppermost); adverb (uppermost)
Highest, or at the very top: the uppermost shelf is the one nearest the ceiling. - uppish adjective (uppish — informal, old-fashioned)
Too proud and full of yourself; acting as if you are better than others; uppity. - upright adjective (upright); adverb (upright); noun (an upright, uprights)
Upright means standing or sitting straight up, not lying down or leaning. - uprising noun (an uprising, uprisings)
An uprising is when a large group of people fight or protest together against the people in power, such as a government or ruler. - upriver adverb (upriver); adjective (upriver)
Upriver means towards the source of a river, against the flow of the water.
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