| 单词 |
quartine |
| 释义 |
quartine rare.|ˈkwɔːtaɪn| [f. L. quart-us fourth + -ine4 and -ine5.] 1. Bot. Mirbel's name for a fourth integument supposed by him to occur in some ovules.
1832Lindley Introd. Bot. 158 [Quoting Mirbel], I have only discovered the quartine in ovula of which the tercine is incorporated at an early period with the secondine. 2. Chem. (See quot.)
1873C. H. Ralfe Phys. Chem. p. xviii, Triads. Glycerin Series. Quartine or Crotonylene C4H6. |

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