| Part of Speech | Definition | |
| Expression | 1. (Zo["o]l.), one in which a transverse line drawn through the apex of the umbo bisects the valve, or divides it into two equal and symmetrical parts.[Websters]. | |
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Common Expressions: EQUILATERAL SHELL
| Expressions | Definition | ||
| Equilateral shell | (Zo["o]l.), one in which a transverse line drawn through the apex of the umbo bisects the valve, or divides it into two equal and symmetrical parts. Source: Webster's Revised Unabridged Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
