the substance that is acted upon by an enzyme or ferment
a surface on which an organism grows or is attached; the gardener talked about the proper substrate for acid-loving plants
[ Syn: substratum ]
any stratum or layer lying underneath another
[ Syn: substratum ]
an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population; the Celtic languages of Britain are a substrate for English
[ Syn: substratum ]