topaz

«topaz» in Mova's school dictionary: a hard, clear gemstone, often golden-yellow, brown, blue… — its meaning for a pupil, its sense in the lessons and examples, with 2 sentences of Mova's corpora that use it.

part of speech

noun (a topaz, topazes; topaz — uncountable)

meaning for a pupil

1) Topaz is a hard, clear gemstone, often golden-yellow, brown, blue or pink, used in jewellery. tree →

2) A topaz is one jewel made of this stone. tree →

3) Topaz is also a golden-yellow colour. tree →

sense in the lessons

In science lessons on rocks and minerals, topaz is number 8 on the Mohs scale of hardness (diamond is 10). In jewellery and stories, it is a precious birthstone (November). It appears in the Bible as one of the stones on the high priest's breastplate and in the walls of the heavenly city in Revelation. Phrases: «a topaz ring», «blue topaz».

examples

• Mum's ring has a golden topaz in it. tree →
• Topaz is harder than quartz. tree →
• Topaz is the birthstone for November. tree →
• The museum showed a huge blue topaz. tree →
• On the Mohs scale, topaz scores 8. tree →
• The cat's eyes were the colour of topaz. tree →

note

Plural «topazes». Pronounced «TOH-paz». On the Mohs hardness scale (1–10), a mineral scratches any mineral with a lower number.

In the corpora

• And they set in it four rows of stones: a row of carnelian, topaz, and smaragd was the first row.
• The topaz of Ethiopia shall not equal it, neither shall it be valued with pure gold.

Trees and pragmatics

Every meaning and example of «topaz» parsed by Mova, each sentence with its dependency tree and frames.