▪ I. crenate, n. Chem.
(ˈkriːnət)
[f. cren-ic + -ate4.]
A salt of crenic acid.
| 1838 T. Thomson Chem. Org. Bodies 152 Crenate of manganese. 1863–72 Watts Dict. Chem. II. 103 The apocrenates of the alkalis resemble the crenates, excepting that they are black. |
So ˈcrenated a.
| 1838 T. Thomson Chem. Org. Bodies 152 Crenated peroxide of iron. Obtained when crenic acid is mixed with a neutral sulphated peroxide or chloride of iron. |
▪ II. crenate, a. Bot., Zool., etc.
(ˈkriːneɪt)
[ad. mod.L. crēnātus, f. crena. Junius Nomenclator 1577 has ‘Folium crenatum, pinnatum, feuille crenée’.]
Having the edge notched or toothed with rounded teeth; finely scalloped.
| 1794 Martyn Rousseau's Bot. xxii. 307 Cat-mint has the middle division of the lower lip [of the corolla] crenate. 1836 Todd Cycl. Anat. I. 711/2 When these projections and notches are very fine, the shell is said to be crenate. 1870 Bentley Bot. 152 When the teeth are rounded the leaf is crenate. |
b. In comb. = crenato-.
| 1870 Hooker Stud. Flora 129 Leaves..crenate-dentate. Ibid. 330 Leaves..shining, crenate-serrate, ciliate. |
Hence ˈcrenately adv.
| 1864 T. Moore Brit. Ferns 47 Lobes of the pinnæ..with..a crenately toothed margin. |
▪ III. ˈcrenate, v. rare.
[f. crenate a.: cf. 16th c. F. créner.]
To produce crenations; to ‘mill’ the edge of (coin).
| 1868 E. Seyd Bullion 279 The stamping and crenating are done at one stroke. |