Definition of substratum

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  • substratum is a valid Scrabble US word with a point value of 14
  • substratum is a valid Scrabble UK word with a point value of 14
  • substratum is a valid Words with friends word with a point value of 18

Definition of substratum

  • any stratum or layer lying underneath another (noun)

    Synonyms

    1. substrate
  • an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population (noun)

    Synonyms

    1. substrate
  • a surface on which an organism grows or is attached (noun)

    Synonyms

    1. substrate

See definition of substratum in Merriam Webster