noun
Meaning 1
Any of various congenital defects caused by a failure of neural crest cells to migrate into the first pharyngeal arch; they can produce facial anomalies.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Narrower terms: Pierre Robin sequence, Treacher Collins syndrome