Meanings
adjectiveextrabranchial (not comparable)
- not comparableanatomyOutside of the branchial arches.
Certain fishes have extrabranchial cartilage.
nounextrabranchial (plural extrabranchials)
plural extrabranchials
- Cartilage outside of the branchial arches.
Outside of the deep internal visceral arches are the extravisceral cartilages. These may be divided into the labials of the mandibular arch, the extrahyals of the hyoid, and the extrabranchials of the branchial arches.
1928, D. J. Frank, The elasmobranch fishes, page 67
Origin
Cite this entry
APA
extrabranchial. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/extrabranchial
MLA
“extrabranchial.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/extrabranchial. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “extrabranchial,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/extrabranchial.
Source: extrabranchial on Wiktionary, CC BY-SA 4.0.