Transcription
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- US Pronunciation
- US IPA
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- [kol-kuh-ther]
- /ˈkɒl kə θər/
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- US Pronunciation
- US IPA
-
- [kol-kuh-ther]
- /ˈkɒl kə θər/
Definitions of colcothar word
- noun colcothar a finely powdered form of ferric oxide produced by heating ferric sulphate and used as a pigment and as jewellers' rouge 3
- noun colcothar a brownish-red oxide of iron, obtained by heating ferrous sulfate: it is used as a pigment, polishing agent, etc. 3
- noun colcothar the brownish-red oxide of iron produced by heating ferrous sulfate: used chiefly as a pigment in paints and theatrical rouge, and as a polishing agent. 1
- noun colcothar (organic compound, obsolete) Polishing rouge; a reddish-brown oxide of iron, used in polishing glass, and also as a pigment; crocus Martis. 1
- noun colcothar (Obsolete (No longer in use)) (organic chemistry) Polishing rouge; a reddish-brown oxide of iron, used in polishing glass, and also as a pigment; crocus Martis. 0
Information block about the term
Origin of colcothar
First appearance:
before 1595 One of the 38% oldest English words
1595-1605; < Medieval Latin < Old Spanish colcotar, Spanish Arabic qulquṭār, perhaps < Greek chálkanthos copper sulfate solution
Historical Comparancy
Parts of speech for Colcothar
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
colcothar popularity
A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 44% of English native speakers know the meaning and use word.
According to our data about 52% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.
colcothar usage trend in Literature
This diagram is provided by Google Ngram ViewerSee also
Matching words
- Words starting with c
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- Words starting with colcothar