tephrochronology

n. [地]火山灰年代学( 亦作tephrachronology)

释义与例句

n.
  1. 1.

    A geochronological technique that uses discrete layers of tephra to create a chronological framework in which paleoenvironmental or archaeological records can be placed.

    不可数

词源

From tephro- + chronology.

来源：wiktionary