Polymict

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A breccia containing multiple types of rock.
Adjective
  1. 1
    Containing multiple types of rock. not-comparable

    "It is pointed out that the breccias among stony meteorites are mainly of two kinds : (a) breccias in which the enclosed fragments are of the same material as the surrounding principal mass of the stone: it is proposed to call this kind of breccias “monomict breccias,” and (b) breccias in which the enclosed fragments are of a foreign material as compared with the surrounding principal mass of the stone: it is proposed to call these breccias “polymict breccias.”"

Example

More examples

"It is pointed out that the breccias among stony meteorites are mainly of two kinds : (a) breccias in which the enclosed fragments are of the same material as the surrounding principal mass of the stone: it is proposed to call this kind of breccias “monomict breccias,” and (b) breccias in which the enclosed fragments are of a foreign material as compared with the surrounding principal mass of the stone: it is proposed to call these breccias “polymict breccias.”"

Etymology

Coined by Finnish geologist Walter Wahl in 1952.

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