"having the power to correct," 1530s, from French correctif, from Latin correct-, past-participle stem of corrigere "to put straight; to reform" (see correct (v.)). As a noun, "that which has the power of correction," from 1610s.
the teacher's action was corrective rather than instructional
corrective lenses
corrective measures
corral
correct
correctable
correction
correctional
corrective
correctness
Corregidor
correlate
correlation
correspond
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