archaeology; study of antiquities
Commonly used as an abbreviation for 考古学 (archaeology). Often appears in compounds such as 考古学者 (archaeologist) or 考古資料 (archaeological materials).
See also: 考古学
He devoted his life to the study of archaeology.
This site is very important archaeologically.
archaeology; archeology
archaeological; archeological
archaeologist; archeologist
archaeological materials; archaeological artifacts
From 考 (consider, study) + 古 (old, ancient). The exact historical derivation is uncertain, but the compound naturally conveys 'study of ancient things'.