kəˈlōdēən noun
( -s )
Usage: often attributive
Etymology: modification of New Latin collodium, from Greek kollōdēs glutinous (from kolla glue + -eidēs -oid) + New Latin -ium — more at coll-
: a viscous solution of pyroxylin in a mixture of alcohol and ether or sometimes in some other solvent (as acetone) used chiefly as a coating for wounds and for photographic films and plates and as a membrane (as for dialysis)