Cretaceous
11cretaceous — cre·ta·ceous || krɪ teɪʃəs adj. chalky; like chalk; pertaining to the Cretaceous era (Geology) …
12cretaceous — adjective technical 1 similar to chalk 1 (1) or containing chalk 2 the Cretaceous period the time when rocks containing chalk were formed …
13Cretaceous — See: the Cretaceous …
14cretaceous — cre•ta•ceous [[t]krɪˈteɪ ʃəs[/t]] adj. 1) resembling or containing chalk 2) gel (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… …
15cretaceous — a. pertaining to or like chalk. ♦ Cretaceous, a. & n. Geology, (relating to) the last period of the Mesozoic era when chalk deposits were formed …
16cretaceous — adj. & n. adj. 1 of the nature of chalk. 2 (Cretaceous) Geol. of or relating to the last period of the Mesozoic era, with evidence of the first flowering plants, the extinction of dinosaurs, and extensive deposits of chalk. Usage: Cf. Appendix II …
17Cretaceous — adj. & n. adj. 1 of the nature of chalk. 2 (Cretaceous) Geol. of or relating to the last period of the Mesozoic era, with evidence of the first flowering plants, the extinction of dinosaurs, and extensive deposits of chalk. Usage: Cf. Appendix II …
18Cretaceous Thermal Maximum — Cretaceous Thermal Maximum, also known as Cretaceous Thermal Optimum, was a period during Earth s history notable for its dramatic increase in global temperatures. Contents 1 Characteristics 2 Impact 3 See also 4 References …
19Cretaceous Research —   Abbreviated title (ISO) …
20Cretaceous-Tertiary boundary — Cre*ta ceous Tert i*ar*y boun da*ry (kr[ e]*t[=a] sh[u^]s), n. a thin layer of geologic deposits, of varying thickness in different parts of the world, found between the geological strata identified as Cretaceous and the strata above, identified… …
