Meanings
Synonyms & antonyms
nounone of the bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibians
Similar
branchial archgill bar
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
gill arch. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/gill%20arch
MLA
“gill arch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/gill%20arch. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “gill arch,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/gill%20arch.
Source: gill arch on Wiktionary, CC BY-SA 4.0.