monimostylic
/ˌmɒnɪməˈstʌɪlɪk/Zoology
adjective
Designating or relating to a vertebrate skull in which the quadrate bone is immovably fixed to the squamosal, so that the lower jaw cannot be protruded. Contrasted with streptostylic.
Origin
Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From scientific Latin Monimostylica, group name from ancient Greek μόνιμος stable, stationary + στῦλος pillar, support + scientific Latin -ica, neuter plural of -icus.