noun
Meaning 1
Any of a series of structures seen in the embryo of vertebrates that are precursors for many structures, notably the jaws and (in fish) the branchial arches.
Definition source: English Wiktionary via Wiktextract
Topics: anatomy, biology, embryology, medicine, natural-sciences, sciences, zoology
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: visceral arch
Antonyms: none provided