WordReference Random House Unabridged Dictionary of American English © 2026
un•re•flec•tive
(un′ri flek′tiv),USA pronunciation adj.
un′re•flec′tive•ly, adv.
- not reflective;
thoughtless;
lacking in due deliberation;
heedless;
rash:a sweeping, unreflective pessimism.
- un-1 + reflective 1850–55