WordReference Random House Unabridged Dictionary of American English © 2020
  • a combining form meaning "male,'' used in the formation of compound words:androsterone.Also,  andr-. 
    • Greek andró(s), genitive of ané̄r man; akin to Sanskrit nar-, Albanian njerí person, Latin Nero Nero

    Collins Concise English Dictionary © HarperCollins Publishers::
    andro-, (before a vowel)andr- combining form
    1. male; masculine: androsterone
    2. (in botany) stamen or anther: androecium
    Etymology: from Greek anēr (genitive andros) man
    'andro-' also found in these entries (note: many are not synonyms or translations):
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