[さえる, saeru](v1, vi) (1) to be clear (of a sight, sound, colour, etc.); to be bright; to be vivid; to be crisp; (2) to be clear-headed; to be alert; to be on the ball; to be wide awake; (3) (often as 冴えない) to look upbeat; to be perky; to be cheerful; (4) to master (a skill); to excel at; to cleanly execute; (5) (often as 冴えない) (See 冴えない・2) to be satisfying; (6) (original meaning; now somewhat old-fashioned) to become frigid; to become intensely cold; (P)[Add to Longdo]