"arrange in a class or classes, arrange according to common characteristics," 1782, from French classifier, from classe (see class (n.)) + -fier (see -fy). Related: Classified; classifying.
How would you classify these pottery shards--are they prehistoric?
How should algae be classified?
classics
classifiable
classification
classificatory
classified
classify
classism
classless
classmate
classroom
classy
