Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [prot-er-uh-zoh-ik, proh-ter-]
- /ˌprɒt ər əˈzoʊ ɪk, ˌproʊ tər-/
- /prˌəʊtrəzˈəʊɪk/
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- US Pronunciation
- US IPA
-
- [prot-er-uh-zoh-ik, proh-ter-]
- /ˌprɒt ər əˈzoʊ ɪk, ˌproʊ tər-/
Definitions of proterozoic word
- adjective proterozoic noting or pertaining to the latter half of the Precambrian Era, from about 2.5 billion to 570 million years ago, characterized by the appearance of bacteria and marine algae; Algonkian. 1
- noun proterozoic the Proterozoic division of geologic time or the rock systems formed then; Algonkian. 1
- noun proterozoic the later of two divisions of the Precambrian era, during which the earliest plants and animals are assumed to have lived 0
- adjective proterozoic of or formed in the late Precambrian era 0
- adjective proterozoic designating or of the geologic eon characterized by the development of sedimentary rock, shallow seas, and the first soft-bodied, marine invertebrates; Precambrian, esp. late Precambrian 0
Information block about the term
Origin of proterozoic
First appearance:
before 1905 One of the 15% newest English words
First recorded in 1905-10; protero- + zo- + -ic
Historical Comparancy
Parts of speech for Proterozoic
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
proterozoic popularity
A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 54% of English native speakers know the meaning and use word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".
proterozoic usage trend in Literature
This diagram is provided by Google Ngram ViewerTop questions with proterozoic
- what is proterozoic?
- what does proterozoic mean?
See also
Matching words
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