chalk

Từ điển Oxford Learners Wordfinder Dictionary

I - noun

1. a soft whitish calcite
• Derivationally related forms:
chalky
• Hypernyms:
calcite
• Substance Meronyms:
calcium carbonate
2. a pure flat white with little reflectance
• Derivationally related forms:
chalky
• Hypernyms:
white, whiteness
3. an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride;
used as a stimulant to the nervous system and as an appetite suppressant
• Syn:
methamphetamine, methamphetamine hydrochloride, Methedrine, meth, deoxyephedrine,
chicken feed, crank, glass, ice, shabu, trash
• Hypernyms:
amphetamine, pep pill, upper, speed, controlled substance
4. a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces
• Derivationally related forms:
chalky
• Hypernyms:
writing implement
• Hyponyms:
drawing chalk, tailor's chalk

II - verb

write, draw, or trace with chalk
• Hypernyms:
draw
• Entailment:
trace, draw, line, describe, delineate
• Verb Frames:
- Somebody ----s something