▪ I. quintine
(ˈkwɪntaɪn)
[f. L. quint-us fifth.]
1. Bot. Mirbel's name for a supposed fifth integument of an ovule (cf. quartine).
| 1832 Lindley Introd. Bot. 159 It is apparently this quintine that Mr. Brown describes, in the ovulum of the Orchis tribe. |
2. Chem. (See quot.)
| 1873 C. H. Ralfe Phys. Chem. p. xviii, Triads, Glycerin Series, Quintine or Valerylene C5 H8. |
▪ II. quintine
variant of quintain1.