(senseid) An animal without vertebrae (i.e., without a backbone).
(ant)
(hyper)
(hypo)
(quote-journal)
A spineless person; a coward.
(syn)
Without a backbone: without vertebrae.
{{quote-text|en|year=1860|title=Recreative Science|page=110
Cowardly, uncourageous; lacking character.
(feminine plural of)