English Explanatory Dictionary

substratum

English dictionary entry

Meanings

noun
  1. A layer that lies underneath another.
  2. The underlying cause or basis of something.
  3. A substrate.

Pronunciation

/səbˈstrɑ.təm/ /səbˈstreɪ̯.təm/ LL-Q1860 (eng)-Vealhurl-substratum.wav

Word forms

substratum substrata

Etymology

Learned borrowing from New Latin substrātum, nominalisation of the neuter of Latin substrātus, perfect passive participle of substernō. By surface analysis, sub- + stratum.

Synonyms

underlayer

Related words

substratal

Derived words

substrate
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