geochronometer

Fetched 2026-10-26 (cache).

Synonyms: geochronometry

Antonyms: geochronometry

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|geology|geochronology}} Any of several techniques used to measure the age of rock, especially any technique of [[radiometric dating]], the measuring of the relative abundance of particular [[radioactive]] or [[radiogenic]] [[isotope]]s in order to evaluate the progress of radioactive [[decay]].
2. Any of several crystalline minerals that remain stable over [[geologic]] time and that when formed contained [[radioisotope]]s whose abundance relative to their decay products can be measured to calculate the age of the crystal (and thus that of the surrounding rock).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.