Pyrex

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈpaɪrɛks/US:USA pronunciation: respellingUSA pronunciation: respelling(pī′reks)


WordReference Random House Unabridged Dictionary of American English © 2026
Py•rex  (pī′reks),USA pronunciation [Trademark.]
  1. Ceramics, Trademarksa brand name for any of a class of heat- and chemical-resistant glassware products of varying composition used for cooking.

Collins Concise English Dictionary © HarperCollins Publishers::
Pyrex /ˈpaɪrɛks/ n
  1. trademark
    • any of a variety of borosilicate glasses that have low coefficients of expansion, making them suitable for heat-resistant glassware used in cookery and chemical apparatus
    • (as modifier): a Pyrex dish
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'Pyrex' also found in these entries (note: many are not synonyms or translations):
borosilicate glass - pyrexia
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