Definition of tertiary

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Tertiary (n.) The Tertiary era, period, or formation..

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Alabama Period :: Alabama period () A period in the American eocene, the lowest in the tertiary age except the lignitic..
Subapical :: Subapennine (a.) Under, or at the foot of, the Apennine mountains; -- applied, in geology, to a series of Tertiary strata of the older Pliocene period..
Cenozoic :: Cenozoic (a.) Belonging to the most recent division of geological time, including the tertiary, or Age of mammals, and the Quaternary, or Age of man. [Written also caenozoic, cainozoic, kainozoic.] See Geology..
Hipparion :: Hipparion (n.) An extinct genus of Tertiary mammals allied to the horse, but three-toed, having on each foot a small lateral hoof on each side of the main central one. It is believed to be one of the ancestral genera of the Horse family..
Tertiary :: Tertiary (n.) A member of the Third Order in any monastic system; as, the Franciscan tertiaries; the Dominican tertiaries; the Carmelite tertiaries. See Third Order, under Third..
Triethylamine :: Triethylamine (n.) A tertiary amine analogous to trimethylamine.
Pleistocene :: Pleistocene (a.) Of or pertaining to the epoch, or the deposits, following the Tertiary, and immediately preceding man..
Tertiary :: Tertiary (a.) Being of the third formation, order, or rank; third; as, a tertiary use of a word..
Tertiary :: Tertiary (a.) Possessing some quality in the third degree; having been subjected to the substitution of three atoms or radicals; as, a tertiary alcohol, amine, or salt. Cf. Primary, and Secondary..
Taxeopoda :: Taxeopoda (n. pl.) An order of extinct Mammalia found in the Tertiary formations.
Flysch :: Flysch (n.) A name given to the series of sandstones and schists overlying the true nummulitic formation in the Alps, and included in the Eocene Tertiary..
Bad Lands :: Bad lands () Barren regions, especially in the western United States, where horizontal strata (Tertiary deposits) have been often eroded into fantastic forms, and much intersected by ca–ons, and where lack of wood, water, and forage increases the difficulty of traversing the country, whence the name, first given by the Canadian French, Mauvaises Terres (bad lands)..
Oreodon :: Oreodon (n.) A genus of extinct herbivorous mammals, abundant in the Tertiary formation of the Rocky Mountains. It is more or less related to the camel, hog, and deer..
Coryphodon :: Coryphodon (n.) A genus of extinct mammals from the eocene tertiary of Europe and America. Its species varied in size between the tapir and rhinoceros, and were allied to those animals, but had short, plantigrade, five-toed feet, like the elephant..
Nummulites :: Nummulites (n.) A genus of extinct Tertiary Foraminifera, having a thin, flat, round shell, containing a large number of small chambers arranged spirally..
Pliocene :: Pliocene (a.) Of, pertaining to, or characterizing, the most recent division of the Tertiary age..
Faluns :: Faluns (n.) A series of strata, of the Middle Tertiary period, of France, abounding in shells, and used by Lyell as the type of his Miocene subdivision..
Pretertiary :: Pretertiary (a.) Earlier than Tertiary.
Amblypoda :: Amblypoda (n. pl.) A group of large, extinct, herbivorous mammals, common in the Tertiary formation of the United States..
Tertiary :: Tertiary (a.) Later than, or subsequent to, the Secondary..
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