Cretaceous


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Cre·ta·ceous

 (krĭ-tā′shəs)
adj.
1. Of, relating to, or being the period of geologic time from about 146 to 66 million years ago, the third and most recent period of the Mesozoic Era. The Cretaceous Period is characterized by the formation of modern continents from the supercontinent Pangaea and by the development of flowering plants. The Period ended with the sudden extinction of the dinosaurs and many other forms of life. See Table at geologic time.
2. cretaceous Of, containing, or resembling chalk.
n.
The Cretaceous Period.

[From Latin crētāceus, chalky, from crēta, chalk, from Crēta (terra), Cretan (earth).]

cre·ta′ceous·ly adv.

cretaceous

(krɪˈteɪʃəs)
adj
(Chemistry) consisting of or resembling chalk
[C17: from Latin crētāceus, from crēta, literally: Cretan earth, that is, chalk]
creˈtaceously adv

Cretaceous

(krɪˈteɪʃəs)
adj
(Geological Science) 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
(Geological Science) the Cretaceous the Cretaceous period or rock system

cre•ta•ceous

(krɪˈteɪ ʃəs)

adj.
1. resembling or containing chalk.
2. (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.
n.
3. (cap.) the Cretaceous Period or System.
[1665–70; < Latin crētāceus=crēt(a) chalk, clay (compare crayon) + -āceus -aceous; the geological period was defined from the chalk beds of SE England]

Cre·ta·ceous

(krĭ-tā′shəs)
The third and last period of the Mesozoic Era, from about 144 to 65 million years ago, characterized by the development of flowering plants. The Cretaceous Period ended with the sudden mass extinction of dinosaurs and many other forms of life. See Chart at geologic time.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Cretaceous - from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants
Age of Reptiles, Mesozoic, Mesozoic era - from 230 million to 63 million years ago
Adj.1.cretaceous - abounding in chalk
2.Cretaceous - of or relating to or denoting the third period of the Mesozoic era
Translations

cretaceous

[krɪˈteɪʃəs] ADJcretáceo

cretaceous

adjKreide-, kretazeisch (spec); the cretaceous age (Geol) → die Kreide(zeit)
References in classic literature ?
It may be that he swept back into the past, and fell among the blood-drinking, hairy savages of the Age of Unpolished Stone; into the abysses of the Cretaceous Sea; or among the grotesque saurians, the huge reptilian brutes of the Jurassic times.
Flintcomb-Ash being in the middle of the cretaceous tableland over which no railway had climbed as yet, it would be necessary to walk.
2 -- color) Tyrannosaurus Rex objects to people handling its eggs in Imax's "T-Rex: Back to the Cretaceous.
dolium defines a specific nearshore environment that existed on both sides of the Cretaceous Tethyan seaway.
The primary objectives of the well are the Cretaceous, the Qurachina Formation in the Triassic, and the Chiazaire Formation in the Permian.
The source and cap rocks ofSulaiman basin are shales ofJurassic Sulaiman group, Cretaceous Sembar, Gorn and Mughalkot, Paleocene Rakhi Gaj (Bawata member), Dungan, Eocene Shaheed Ghat, Toi, Drug, Baska, Habib Rahi, Domanda, Pirkoh and Drazinda formations.
A rare small-bodied pterosaur, a flying reptile from the Late Cretaceous period approximately 77 million years ago, is the first of its kind to have been discovered on the west coast of North America.
In the south-eastern subsidence of the Greater Caucasus, the Lower Cretaceous (LC) is most common.
The Upper Cretaceous (Campanian-Maastrichtian) marly mudstone fossil site of Lo Hueco is located near the village of Fuentes, Cuenca Province, Spain (Fig.
com)-- Love in the Cretaceous takes place in a dinosaur park in Oregon a hundred years in the future.
oil coming from Lower Cretaceous Zubair sands and heavier oils from the Mishrif Fm of the Middle Cretaceous.