noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A sere originating on rock; a plant succession that begins life on a newly exposed rock surface, such as one left bare as a result of glacial retreat, tectonic uplift, or volcanic eruptions. countable, uncountable

Etymology

From litho- + sere.

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