Proterozoic

See also: proterozoic

English

Etymology

protero- +‎ -zoic

Pronunciation

(US) IPA^(key): /ˌpɹoʊt(ə)ɹrəˈzoʊɪk/, /ˌpɹoʊt(ə)ɹoʊˈzoʊɪk/
(UK) IPA^(key): /ˌpɹɒt(ə)ɹəˈzəʊɪk/, /ˌpɹɒt(ə)ɹəʊˈzəʊɪk/
Audio (Southern England) (file)
Rhymes: -əʊɪk

Adjective

Proterozoic (not comparable)

(geology) Of or relating to the geologic eon from 2,500 Ma to 541.0±1.0 Ma.

Translations

of eon from 2,500 to 541 million years ago

Finnish: proterotsooinen (fi)
French: protérozoïque (fr)
German: proterozoisch
Greek: προτεροζωικός (proterozoïkós)
Irish: Prótarasóch
Italian: proterozoico (it)
Portuguese: proterozoico
Russian: протерозо́йский (ru) m (protɛrozójskij)
Spanish: Proterozoico

Proper noun

Proterozoic

(geology) The eon from 2,500 Ma to 541.0±1.0 Ma, the beginning of the Phanerozoic, marked by the build up of oxygen in the atmosphere and the emergence of primitive multicellular life.
Hypernym: (eon/supereon) Precambrian

Hyponyms: Paleoproterozoic, Mesoproterozoic, Neoproterozoic

Coordinate terms: (preceding eon) Archaean, (succeeding eon) Cambrian

Translations

eon 2,500-541 Ma

Chinese:
Mandarin: 元古宙 (zh) (Yuángǔzhòu)
Czech: starohory f pl, proterozoikum n
Estonian: proterosoikum, aguaegkond, agueoon
Finnish: proterotsooinen aioni
French: protérozoïque (fr) m
German: Proterozoikum (de) n
Greek: Προτεροζωικός m (Proterozoïkós)
Hungarian: proterozoikum (hu)
Italian: proterozoico (it)
Japanese: 原生代 (げんせいだい, Genseidai)
Polish: proterozoik (pl) m
Portuguese: Proterozoico m
Russian: протерозо́й (ru) m (protɛrozój)
Serbo-Croatian:
Cyrillic: протерозо̀ик, алгонкиј m

Roman: proterozòik (sh) m, algonkij m
Spanish: Proterozoico m

See also

Appendix:Geologic timescale

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