clastic

[ klas-tik ]

adjective

1. Biology. breaking up into fragments or separate portions; dividing into parts.
2. pertaining to an anatomical model made up of detachable pieces.
3. Geology. noting or pertaining to rock or rocks composed of fragments or particles of older rocks or previously existing solid matter; fragmental.

clastic

/ ˈklæstɪk /

adjective

1. (of sedimentary rock, etc) composed of fragments of pre-existing rock that have been transported some distance from their points of origin
2. biology dividing into parts

   a clastic cell

3. able to be dismantled for study or observation

   a clastic model of the brain

Other Words From

• non·clastic adjective

Word History and Origins

Origin of clastic¹

1870–75; < Greek klastós broken in pieces ( klas- variant stem of klân to break + -tos verbal adjective suffix) + -ic

Word History and Origins

Origin of clastic¹

C19: from Greek klastos shattered, from klan to break

Example Sentences

Lastly, the name clastic has been given, because the rocks so called are formed by the breaking up of pre-existing rocks.

From Project Gutenberg

Clastic, klas′tik, adj. breaking into fragments, fragmental.

From Project Gutenberg