Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [plak-oid]
- /ˈplæk ɔɪd/
- /ˈplækɒjd/
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- US Pronunciation
- US IPA
-
- [plak-oid]
- /ˈplæk ɔɪd/
Definitions of placoid word
- adjective placoid platelike, as the scales or dermal investments of sharks. 1
- adjective placoid platelike or flattened 0
- adjective placoid (of the scales of sharks and other elasmobranchs) toothlike; composed of dentine with an enamel tip and basal pulp cavity 0
- adjective placoid of or having scales that are periodically shed and replaced, consisting of a dentin base and an enamel-covered surface, as in cartilaginous fishes 0
Information block about the term
Origin of placoid
First appearance:
before 1835 One of the 34% newest English words
1835-45; < Greek plak- (stem of pláx) something flat, tablet + -oid
Historical Comparancy
Parts of speech for Placoid
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
placoid popularity
A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 69% of English native speakers know the meaning and use word.
According to our data about 56% 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.
placoid usage trend in Literature
This diagram is provided by Google Ngram ViewerSee also
Matching words
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