classify
/ˈklæsɪfaɪ/verb
1-ies, -ied
with obj.（常作be classified）arrange (a group of people or things) in classes or categories according to shared qualities or characteristics把…分类：mountain peaks are classified according to their shape.
山峰是根据形状来分类的。
1.1
- assign (someone or something) to a particular class or category将…归入一类（或一个级别）：
elements are usually classified as metals or non-metals.
化学元素通常归为金属元素或非金属元素。
1.2
- designate (documents or information) as officially secret or to which only authorized people may have access将（文件, 公文, 情报）定为机密：
government officials classified 6.3 million documents in 1992.
1992年政府官员将630万份文件定为机密档案。
派生词
classifiable
adjectiveclassificatory
adjective词源
late 18th cent.: back-formation from CLASSIFICATION, from French, from classe 'class', from Latin classis 'division'.