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1. Separable into parts or having removable sections: a clastic anatomical model.
2. Geology Made up of fragments of preexisting rock; fragmental.
[From Greek klastos, broken; see clast.]
1. (Geological Science) (of sedimentary rock, etc) composed of fragments of pre-existing rock that have been transported some distance from their points of origin
2. (Biology) biology dividing into parts: a clastic cell.
3. (Medicine) able to be dismantled for study or observation: a clastic model of the brain.
[C19: from Greek klastos shattered, from klan to break]
1. composed of fragments or particles of older rocks or previously existing solid matter; fragmental.
2. pertaining to an anatomical model made up of detachable pieces.
3. Biol. breaking up into fragments or separate portions; dividing into parts.
[1870–75; < Greek klastós broken, v. adj. of klân to break + -ic]
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|Adj.||1.||clastic - of or belonging to or being a rock composed of fragments of older rocks (e.g., conglomerates or sandstone)|
geology - a science that deals with the history of the earth as recorded in rocks
disintegrative - tending to cause breakup into constituent elements or parts
|2.||clastic - capable of being taken apart; "the professor had a clastic model of the human brain"|
detachable - designed to be unfastened or disconnected without damage; "shirts with detachable collars"