verb (used with or without object), ag·glom·er·at·ed, ag·glom·er·at·ing.
- to collect or gather into a cluster or mass.
- gathered together into a cluster or mass.
- Botany. crowded into a dense cluster, but not cohering.
- a mass of things clustered together.
- rock composed of rounded or angular volcanic fragments.
- to form or be formed into a mass or cluster; collect
noun (əˈɡlɒmərɪt, -ˌreɪt)
- a confused mass
- a rock consisting of angular fragments of volcanic lavaCompare conglomerate (def. 2)
adjective (əˈɡlɒmərɪt, -ˌreɪt)
- formed into a mass
1680s, from Latin agglomeratus, past participle of agglomerare “to wind or add onto a ball,” from ad- “to” (see ad-) + glomerare “wind up in a ball,” from glomus (genitive glomeris) “ball of yarn,” from PIE root *glem-. Related: Agglomerated; agglomerating.