Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of tertiary is as below...

Miocene :: Miocene (a.) Of or pertaining to the middle division of the Tertiary.

Tertial :: Tertial (a. & n.) Same as Tertiary.

Tertiary :: Tertiary (a.) Growing on the innermost joint of a bird's wing; tertial; -- said of quills.

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..

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..

Olive :: Olive (n.) One of the tertiary colors, composed of violet and green mixed in equal strength and proportion..

Pliocene :: Pliocene (a.) Of, pertaining to, or characterizing, the most recent division of the Tertiary age..

Quaternary :: Quaternary (a.) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man..

Diabase :: Diabase (n.) A basic, dark-colored, holocrystalline, igneous rock, consisting essentially of a triclinic feldspar and pyroxene with magnetic iron; -- often limited to rocks pretertiary in age. It includes part of what was early called greenstone..

Pretertiary :: Pretertiary (a.) Earlier than Tertiary.

Tertiary :: Tertiary (a.) Later than, or subsequent to, the Secondary..

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)..

Eocene :: Eocene (a.) Pertaining to the first in time of the three subdivisions into which the Tertiary formation is divided by geologists, and alluding to the approximation in its life to that of the present era; as, Eocene deposits..

Triethylamine :: Triethylamine (n.) A tertiary amine analogous to trimethylamine.

Posttertiary :: Posttertiary (a.) Following, or more recent than, the Tertiary; Quaternary..

Sivatherium :: Sivatherium (n.) A genus of very large extinct ruminants found in the Tertiary formation of India. The snout was prolonged in the form of a proboscis. The male had four horns, the posterior pair being large and branched. It was allied to the antelopes, but very much larger than any exsisting species..

Paleotherium :: Paleotherium (n.) An extinct genus of herbivorous Tertiary mammals, once supposed to have resembled the tapir in form, but now known to have had a more slender form, with a long neck like that of a llama..

Alabama Period :: Alabama period () A period in the American eocene, the lowest in the tertiary age except the lignitic..

Period :: Period (n.) One of the great divisions of geological time; as, the Tertiary period; the Glacial period. See the Chart of Geology..

Toxodonta :: Toxodonta (n.pl.) An extinct order of Mammalia found in the South American Tertiary formation. The incisor teeth were long and curved and provided with a persistent pulp. They are supposed to be related both to the rodents and ungulates. Called also Toxodontia.

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