substratum

1. n. That which is laid or spread under; that which underlies something, as a layer of earth lying under another; specifically (Agric.), the subsoil. Source: opted

2. n. The permanent subject of qualities or cause of phenomena; substance. Source: opted

3. n. a surface on which an organism grows or is attached Source: wordnet

4. n. any stratum or layer lying underneath another Source: wordnet

5. n. an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population Source: wordnet

6. 1. That which is laid or spread under; that which underlies something, as a layer of earth lying under another; specifically (Agric.), the subsoil. 2. (Metaph.) The permanent subject of qualities or cause of phenomena; substance. Source: webster

7. The permanent subject of qualities or cause of phenomena;substance. Source: adambom

8. n:100 n a surface on which an organism grows or is attached n any stratum or layer lying underneath another n an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population Source: ecdict

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