expander

E1X8P3A1N1D2E1R1

noun

One who or that which expands.

Similar
disclosure widget
Less commonScrabble 18
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Meanings

nounexpander (plural expanders)

plural expanders · alternative obsolete expandor

  1. One who or that which expands.
  2. dentistryA device used to widen the upper jaw so that the bottom and upper teeth will fit together better; a palatal expander.
  3. computingA control that expands to show more options or commands, keeping them hidden until needed.

    Synonyms: disclosure widget

  4. graph theoryA kind of sparse graph with strong connectivity properties.

Synonyms & antonyms

nounA control that expands to show more options or commands, keeping them hidden until needed.

Similar
disclosure widget
Also see
disclosure widget

Origin

From expand + -er.

Full word history & related roots →

Translations

Spanish expánder, expansor
  • expánderTranslations
  • expansorTranslations

Rhymes & wordplay

Anagrams

reexpand
Cite this entry
APA

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

MLA

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

Chicago

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

Source: expander on Wiktionary, CC BY-SA 4.0.