plural of substrate / (health) The calorie dense nutrients including carbohydrates, proteins, and fats.

An underlying layer; a substratum. / The substance lining the bottom edge of an enclosure. / (biochemistry) A substance acted upon, as by an enzyme.

(obsolete, transitive) To strew or lay under.

Having very slight furrows.

Having substrata.

present participle of substrate

(linguistics) The theory that creoles take their structure from their substrate languages.

Of or pertaining to a substratum. / (linguistics) Specifically, pertaining to a substrate language.