coronule Bot. and Zool.
(kɒˈrəʊnjuːl)
[ad. L. corōnula, dim. of corōna crown. The L. form is sometimes used.]
1. Bot. An appendage like a small crown or coronet surmounting a seed, etc.: cf. corona 7 a.
| 1806 Gregory Dict. Acts & Sc. I. 255 The coronula is..a small sort of calyx adhering to the seed, like a little crown. 1866 Treas. Bot., Coronule, the small calyx-like body which crowns the nucule of Chara. [Called crown in transl. of Sachs.] 1881 Groves in Jrnl. Bot. X. 2 The small size and shortness of the nucleus and coronula. |
2. Zool. A kind of acorn-shell or barnacle of the genus Coronula of Cirripeds; parasitic on Cetacea.
| 1836 Todd Cycl. Anat. I. 686/1 All the Balanids—with the exception of the Coronules—have calcareous bases. 1876 Beneden's Animal Parasites 57 Eschricht has in vain offered a reward to him who would send him coronulæ still attached to the umbilical cord. |