Trappean

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Of or pertaining to trap; of the nature of trap.
  2. 2
    Relating to or composed of basalt or other igneous rock.

Etymology

Compare French trappéen. See trap (“a kind of rock”).

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