(embryology) A reaction that manifests during fertilization, when the sperm cell coalesces with the egg's plasma membrane; this prevents entry of a second sperm

plural of corticine

(dated) A material for carpeting or floor covering, made of ground cork and india rubber.

corticate

(anatomy) Relating to the cerebral cortex and the basal ganglia

hypercolumn

plural of renal cortex

(anatomy) A layer of compact bone that overlies the spongiosa of the alveolar process on the mandible and maxilla.

(anatomy) Going from the cortex to the geniculate nucleus.

(mycology) Belonging to the Corticiaceae.