Sisterson

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The son of one's sister; sororal nephew nonstandard, possibly, rare

    "But next year, to conserve the soil, it'll be put in alfalfa, and my sisterson Willy takes care of it then."

Synonyms

All synonyms
sororal nephew

Example

More examples

"But next year, to conserve the soil, it'll be put in alfalfa, and my sisterson Willy takes care of it then."

Etymology

From Middle English systerson, sustersone, from Old English sweostorsunu, from Proto-West Germanic *swestersunu, from Proto-Germanic *swestērsunuz, equivalent to sister + son.

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