Standard Lemma guide

rehydrate

verb · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: R IY0 HH AY1 D R EY0 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To resupply with water that has been removed or lost; to moisten something that has dried.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Italic *wre- Latin re-der. Old French re-bor. Middle English re- English re- Proto-Indo-European *wed- Proto-Indo-European *-r̥ Proto-Indo-European *wódr̥ Proto-Hellenic *údōr Ancient Greek ῡ̆̔́δωρ (hū̆́dōr) Ancient Greek ὑδρο- (hudro-)lbor. French hydr- Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Italic *-ātos Latin -ātuslbor. French -ate French hydratebor. English hydrate English rehydrate From re- + hydrate.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: réhydrater — resupply water
  • Italian: reidratare — resupply water
  • Spanish: rehidratar — resupply water