
In embryology, relating to the caudal pharyngeal pouch. ... Origin: L. Ultimus, last, + G. Branchia, gills ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

ultimobranchial Applied to a gland in the neck which in many lower vertebrates regulates the calcium level in the body but in man and several higher vertebrates is absorbed into the thyroid during embryonic life.
Found on
http://www.wordinfo.info/words/index/info/view_unit/2218/2
No exact match found.