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⇱ substrate - WordReference.com Dictionary of English


substrate

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UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈsʌbstreɪt/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈsʌbstreɪt/ ,USA pronunciation: respelling(substrāt)


WordReference Random House Learner's Dictionary of American English © 2026
sub•strate /ˈsʌbstreɪt/USA pronunciation  n. 
    1. substratum.
    See -strat-.
WordReference Random House Unabridged Dictionary of American English © 2026
sub•strate  (substrāt),USA pronunciation n. 
  1. Ecology, Laboratorya substratum.
  2. Biochemistrythe substance acted upon by an enzyme.
  3. Electronicsa supporting material on which a circuit is formed or fabricated.
  • variant of substratum 1570–80

Collins Concise English Dictionary © HarperCollins Publishers::
substrate /ˈsʌbstreɪt/ n
  1. the substance upon which an enzyme acts
  2. another word for substratum
'substrate' also found in these entries (note: many are not synonyms or translations):

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Look up "substrate" at Merriam-Webster
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