tertiary

1. a. Being of the word/third">third word/formation">formation, order, or rank; third; as, a tertiary use of a word. Source: opted

2. 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. Source: opted

3. a. Later than, or subsequent to, the Secondary. Source: opted

4. a. Growing on the innermost joint of a bird's wing; tertial; -- said of quills. Source: opted

5. 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. Source: opted

6. n. The Tertiary era, period, or formation. Source: opted

7. n. One of the quill feathers which are borne upon the basal joint of the wing of a bird. See Illust. of Bird. Source: opted

8. adj. coming next after the second and just before the fourth in position Source: wordnet

9. 1. Being of the word/third">third word/formation">formation, order, or rank; third; as, a tertiary use of a word. Trench. 2. (Chem.) 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. (CH3)3C.OH. 3. (Geol.) Later than, or subsequent to, the Secondary. 4. (Zoöl.) Growing on the innermost joint of a bird's wing; tertial; -- said of quills. Tertiary age. (Geol.) See under Age, 8. -- Tertiary color, a color produced by the mixture of two secondaries. "The so-called tertiary colors are citrine, russet, and olive." Fairholt. -- Tertiary period. (Geol.) (a) The first period of the age of mammals, or of the Cenozoic era. (b) The rock formation of that period; -- called also Tertiary formation. See the Chart of Geology. -- Tertiary syphilis (Med.), the third and last stage of syphilis, in which it invades the bones and internal organs. 1. (R. C. Ch.) 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. Addis & Arnold. 2. (Geol.) The Tertiary era, period, or formation. 3. (Zoöl.) One of the quill feathers which are borne upon the basal joint of the wing of a bird. See Illust. of Bird. Source: webster

10. Possessing some quality in the third degree; having beensubjected to the substitution of three atoms or radicals; as, atertiary alcohol, amine, or salt. Cf. Primary, and Secondary.(CH3)3C.OH. Source: adambom

11. j:100 n. from 63 million to 2 million years ago Source: ecdict

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