What does "invertebrate" mean?
Invertebrate: Destitute of a backbone; having no vertebræ; of or pertaining to the Invertebrata. -- n. One of the Invertebrata. Age of invertebrates. See Age, and Silurian.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00