The Collaborative International Dictionary
Interlaminar
Interlamellar \In`ter*lam"el*lar\, Interlaminar \In`ter*lam"i*nar\, a. (Anat.) Between lammell[ae] or lamin[ae]; as, interlamellar spaces.
Wiktionary
interlaminar
a. 1 Occurring between layers. 2 (context anatomy English) Between the ectoderm and the endoderm.