- quality, caliber, calibre - a degree or grade of excellence or worth; "the quality of students has risen"; "an executive of low caliber"
--1 is a kind of degree, grade, level
--1 has particulars: superiority, high quality; inferiority, low quality
- bore, gauge, caliber, calibre - diameter of a tube or gun barrel
--2 is a kind of diameter, diam
Derived form: verb calibrate3