'Syngnathi' definitions:

Definition of 'Syngnathi'

From: GCIDE

Syngnathi \Syng"na*thi\, n. pl. [NL., fr. Gr. sy`n with + ? jaw.] (Zool.) A suborder of lophobranch fishes which have an elongated snout and lack the ventral and first dorsal fins. The pipefishes and sea horses are examples. -- {Syng"na*thous}, a. [1913 Webster]