Cosmochronometer

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any process (such as forms of radioactive decay) that may be used to determine the age of an astronomical object.

Etymology

From cosmo- + chronometer.

More for "cosmochronometer"

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