Aider

//ˈeɪdə// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A person who aids or assists.

    "The capitaines of the toune seyng theire pillers borken, and their chief ayders discomfited, rendered the toune to the duke of Somerset,"

  2. 2
    A mountaineer's stirrup or étrier.

    "As I was switching my feet in my aiders, the hook popped."

Synonyms

All synonyms
acolyteadjutantagentaidaideassistant

Example

More examples

"The capitaines of the toune seyng theire pillers borken, and their chief ayders discomfited, rendered the toune to the duke of Somerset,"

Etymology

From aid + -er.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.