Dictionary

botryoidal en · ADJ

Pronunciation

• audio
• /ˌbɒt.ɹiˈɔɪ.dəl/ (UK)
• /ˌbɑt.ɹiˈɔɪ.dəl/ (US)

Etymology

By surface analysis, botry- + -o- + -id + -al.

Meanings

1. Having the form of a bunch of grapes.
   • The oxyde of cobalt, […] is found either ſuperficial, interſperſed, or in lumps; ſometimes botryoidal or reniform or bearing particular impreſſions. 1799, William Babington, “[Class III. Metals. Order II. Fragile. Genus IV. Cobalt.] Species II. Native Oxyde of Cobalt.”, in A New System of Mineralogy, in the Form of a Catalogue, after the Manner of Baron Born’s Systematic Catalogue of the Collection of Fossils of Mlle. Élénore de Raab, London: […] T[homas] Bensley, […]; and sold by W. Phillips, […]; G. G. and J. Robinsons, […]; and T. Cox, […], →OCLC, page 232:

Forms

Deriveds

botryoidally