botryoidal

US:USA pronunciation: respellingUSA pronunciation: respelling(bo′trē oid′l)


WordReference Random House Unabridged Dictionary of American English © 2026
bot•ry•oi•dal  (bo′trē oid′l),USA pronunciation adj. [Mineral.]
  1. Mineralogyhaving the form of a bunch of grapes:botryoidal hematite.
Also, bot′ry•oid′, botryose. 
  • Greek botryoeid(é̄s) shaped like a bunch of grapes (bótry(s) bunch of grapes + -oeidēs -oid) + -al1
  • 1810–20
bot′ry•oi′dal•ly, adv. 

'botryoidal' also found in these entries (note: many are not synonyms or translations):
botryose

Forum discussions with the word(s) "botryoidal" in the title:


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