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TERTIARY
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I. (noun)
Sense 1
Meaning:
From 63 million to 2 million years ago
Synonyms:
Classified under:
Nouns denoting time and temporal relations
Instance hypernyms:
geological period; period (a unit of geological time during which a system of rocks formed)
Meronyms (parts of "Tertiary"):
Pliocene; Pliocene epoch (from 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals)
Miocene; Miocene epoch (from 25 million to 13 million years ago; appearance of grazing mammals)
Oligocene; Oligocene epoch (from 40 million to 25 million years ago; appearance of sabertoothed cats)
Eocene; Eocene epoch (from 58 million to 40 million years ago; presence of modern mammals)
Paleocene; Paleocene epoch (from 63 million to 58 million years ago; appearance of birds and earliest mammals)
Holonyms ("Tertiary" is a part of...):
Age of Mammals; Cenozoic; Cenozoic era (approximately the last 63 million years)
II. (adjective)
Sense 1
Meaning:
Coming next after the second and just before the fourth in position
Synonyms:
Classified under:
Similar:
ordinal (being or denoting a numerical order in a series)
Context examples:
A synthetic tertiary amine and antimuscarinic agent with antispasmodic and antisecretory activities.
(Oxyphencyclimine, NCI Thesaurus)
An active metabolite of imipramine, a tertiary amine and a synthetic tricyclic derivative of the antidepressant.
(Desipramine, NCI Thesaurus)
A synthetic antiparkinson tertiary amine structurally related to atropine, Benztropine Mesylate acts as a central muscarinic antagonist and inhibits dopamine uptake.
(Benztropine Mesylate, NCI Thesaurus)
A member of the class of tertiary carbinols with sedative and hypnotic properties.
(Ethchlorvynol, NCI Thesaurus)
The hydrochloride salt form of clomipramine, a tertiary amine salt derivative of dibenzazepine.
(Clomipramine Hydrochloride, NCI Thesaurus)
The hydrochloride salt form of oxyphencyclimine, a synthetic tertiary amine and antimuscarinic agent with antispasmodic and antisecretory activities.
(Oxyphencyclimine Hydrochloride, NCI Thesaurus)
The formation of disulfide linkages between cysteine residues helps to stabilize the tertiary and quaternary structure of proteins.
(Biosynthesis of Cysteine Pathway, NCI Thesaurus/BIOCARTA)
An epoch of the early Tertiary period, found in-between the Oligocene and the Pliocene eras.
(Miocene epoch, NOAA Paleoclimate Glossary)
A four year academic degree in the science and principles of nursing, granted by a tertiary education university or similarly accredited school.
(Bachelor of Science in Nursing, NCI Thesaurus)
He might dissect, anatomise, and give names; but, not to speak of a final cause, causes in their secondary and tertiary grades were utterly unknown to him.
(Frankenstein, by Mary Wollstonecraft Shelley)
