botryoidal [bo-tree-oid-l] Word Origin adjective Mineralogy.
- having the form of a bunch of grapes: botryoidal hematite.
Also bot·ry·oid, botryose. Origin of botryoidal 1810–20; Greek botryoeid(ḗs) shaped like a bunch of grapes (bótry(s) bunch of grapes + -oeidēs -oid) + -al1 Related formsbot·ry·oi·dal·ly, adverb British Dictionary definitions for botryoid botryoidal botryose (ˈbɒtrɪˌəʊs, -ˌəʊz) adjective
- (of minerals, parts of plants, etc) shaped like a bunch of grapes
Word Origin for botryoidal C18: from Greek botruoeidēs, from botrus cluster of grapes; see -oid botryoid in Medicine botryoid [bŏt′rē-oid′] adj.
- Having numerous rounded protuberances resembling a bunch of grapes.
botryoid in Science botryoidal [bŏt′rē-oid′l]
- Shaped like a bunch of grapes. Certain minerals and parts of organisms can be botryoidal.