† conchyˈlaceous, a. Obs.
[f. Gr. κογχύλη (see below) + -aceous.]
Of the nature of shells, shelly.
| 1799 Kirwan Geol. Ess. 210 No petrefactions or conchylaceous impressions are found in it. |
† conchyˈlaceous, a. Obs.
[f. Gr. κογχύλη (see below) + -aceous.]
Of the nature of shells, shelly.
| 1799 Kirwan Geol. Ess. 210 No petrefactions or conchylaceous impressions are found in it. |
Oxford English Dictionary