stomodaeum
sto.mo.dae.um or sto.mo.de.um \-'de--*m\ \-'de--*\ \-'de--*\ n or sto.mo.daea also sto.mo.dae.ums also sto.mo.dea also sto.mo.de.ums [NL, fr. stom- + Gk hodaios being on the way, fr. hodos way -] plm more at CEDE : the anterior ectodermal part of the alimentary canal or tract