Term Name:	4th arch pharyngeal cleft
Synonyms:	4th arch branchial groove, 4th arch pharyngeal groove ectoderm, 4th branchial cleft, 4th pharyngeal cleft, 4th pharyngeal groove, 4th pharyngeal groove ectoderm, branchial groove of 4th arch
Definition:	A groove that is situated between the 4th and 5th pharyngeal arch.
Ontology:	Uberon Ontology [UBERON:0005875]