Clastic

//ˈklæstɪk// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A rock made from fragments of pre-existing rocks.
Adjective
  1. 1
    Made up of parts that are easily removable. not-comparable
  2. 2
    Made from fragments of pre-existing rocks. not-comparable
Adjective
  1. 1
    capable of being taken apart wordnet
  2. 2
    of or belonging to or being a rock composed of fragments of older rocks (e.g., conglomerates or sandstone) wordnet

Etymology

From Ancient Greek κλαστός (klastós, “broken in pieces”), from κλάω (kláō, “to break”) + -ic.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.