The verb has 3 meanings:
Meaning #1:
arrange or order by classes or categories
Synonyms: classify, class, sort, assort, separate
Meaning #2:
make free from confusion or ambiguity; make clear
Synonyms: clear, clear up, shed light on, crystallize, crystallise, crystalize, crystalise, straighten out, enlighten, illuminate, elucidate
Meaning #3:
punish in order to gain control or enforce obedience
Synonyms: discipline, correct
