Jell-O

US/ˈdʒɛloʊ/UK/ˈdʒɛləʊ/

proper noun

A brand of dessert made from gelatin.

“For quotations using this term, see Citations:Jell-O.”

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Meanings

proper noun

alternative jello · alternative Jello · alternative Jell-o · alternative JELL-O

  1. CanadaUSA brand of dessert made from gelatin.

    For quotations using this term, see Citations:Jell-O.

  2. broadlygenericized trademarkAny brand of fruit flavored gelatin dessert mix.

    For quotations using this term, see Citations:Jell-O.

    1 more example

    The store brand Jell-O is just as good and one third the price.

    Synonyms: jelly

Synonyms & antonyms

proper nounAny brand of fruit flavored gelatin dessert mix.

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More synonyms by meaning

nounfruit-flavored dessert (trade mark Jell-O) made from a commercially prepared gelatin powder

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Broader
gelatin desserthydrocolloid
Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latingelō“to freeze, cause to congeal”
  2. EnglishJell-O

Trademarked by Pearle Bixby Wait and named by his wife, May Wait. Clipping of gelatin and jelly, both ultimately from Latin gelō (“to freeze, cause to congeal”), following a then relatively popular trend in the United States to add “O” to the end of products, which according to The Dictionary of Trade Names Origins started because the letter is pleasing to the eye. By surface analysis, jell (“jelly”) + -o.

Full word history & related roots →

Rhymes & wordplay

Rhymes with Jell-O

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Cite this entry
APA

Jell-O. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Jell-O

MLA

“Jell-O.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Jell-O. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Jell-O,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Jell-O.

Source: Jell-O on Wiktionary, CC BY-SA 4.0.