英语词汇“cretaceous”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

cre•ta•ceous adj.

resembling or containing chalk.
Geology(cap.) noting or pertaining to a period of the Mesozoic Era, from 140 million to 65 million years ago, characterized by the greatest development and subsequent extinction of dinosaurs and the advent of flowering plants and modern insects. See table under geologic time.

Geology(cap.) the Cretaceous Period or System.

Latin crētāceus, equivalent. to crēt(a) chalk, clay (compare crayon) + -āceus -aceous; the geological period was defined from the chalk beds of SE England and associated formations
1665–70

cre•ta′ceous•ly, adv.

Collins Concise English Dictionary © HarperCollins Publishers::

cretaceous /krɪˈteɪʃəs/ adj

consisting of or resembling chalk

Etymology: 17th Century: from Latin crētāceus, from crēta, literally: Cretan earth, that is, chalk

Cretaceous /krɪˈteɪʃəs/ adj

of, denoting, or formed in the last period of the Mesozoic era, between the Jurassic and Tertiary periods, lasting 80 million years during which chalk deposits were formed and flowering plants first appeared

the Cretaceous ⇒ the Cretaceous period or rock system

单词	cretaceous
释义	WordReference Random House Unabridged Dictionary of American English © 2024 cre•ta•ceous (kri tā′shəs),USA pronunciation adj. resembling or containing chalk. Geology(cap.) noting or pertaining to a period of the Mesozoic Era, from 140 million to 65 million years ago, characterized by the greatest development and subsequent extinction of dinosaurs and the advent of flowering plants and modern insects. See table under geologic time. n. Geology(cap.) the Cretaceous Period or System. Latin crētāceus, equivalent. to crēt(a) chalk, clay (compare crayon) + -āceus -aceous; the geological period was defined from the chalk beds of SE England and associated formations 1665–70 cre•ta′ceous•ly, adv. Collins Concise English Dictionary © HarperCollins Publishers:: cretaceous /krɪˈteɪʃəs/ adj consisting of or resembling chalk Etymology: 17th Century: from Latin crētāceus, from crēta, literally: Cretan earth, that is, chalk Collins Concise English Dictionary © HarperCollins Publishers:: Cretaceous /krɪˈteɪʃəs/ adj of, denoting, or formed in the last period of the Mesozoic era, between the Jurassic and Tertiary periods, lasting 80 million years during which chalk deposits were formed and flowering plants first appeared n the Cretaceous ⇒ the Cretaceous period or rock system
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