ethmo-|ˈɛθməʊ-|combining form of Gr. ἠθµός sieve, in a few compounds of mod. formation, occurring in anatomy, with general sense ‘pertaining jointly to the ethmoid bone and some other part of the skull’, e.g.ethmo-frontala.[see frontal], pertaining to the ethmoid and frontal bones: as the ethmo-frontal notch. ethmo-maxillarya.[see maxillary], pertaining to the ethmoid and to the maxillary bones: as ethmo-maxillary suture. ethmo-nasala.[see nasal], pertaining to the ethmoid and to the nasal bones: as ethmo-nasal suture. ethmo-presphenoidala.[see presphenoidal], of or pertaining to the ethmoid and to the presphenoid bone: as ethmo-presphenoidal suture (Huxley). ethmo-turbinal (plates) or ethmo-turbinals[see turbinal], the lateral masses of the ethmoid bone, connected horizontally with each other at the upper surface by the cribriform plate. ethmo-vomerine (ethmo-vomerine plate) (seequot.).1875Blake Zool. 46 The olfactory chamber of the nasal cavity..contains a series of simple, longitudinally placed ethmoturbinals.1872Mivart Elem.Anat. 94 This prolongation forwards..forms a median plate (termed Ethmo-vomerine).1881― Cat 337 A cartilaginous expansion called the ethmo-vomerine plate.
ethmo- combining form Etymology: Greek ēthmo- strainer (influenced in meaning by English ethmoid), from ēthmos : ethmoidal and < ethmofrontal > : ethmoid and < ethmosphenoid >