premaxillo-maxillary
/priːˌmaksɪləʊmakˈsɪl(ə)ri/Zoology and Anatomy
adjective
Of or relating to the premaxillary and maxillary bones; specifically designating the suture between these bones.
Origin
Mid 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From premaxill- + -o- + maxillary.