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1. Move back and forth very rapidly
   "the candle flickered";
   - waver, flitter, flutter, quiver
    
2. Shine unsteadily
   "The candle flickered";
   - flick
    
3. Flash intermittently
   "The lights flickered on and off";
   - flick

1. A momentary flash of light
   - spark, glint
    
2. North American woodpecker
    
3. The act of moving back and forth
   - waver, flutter

Derived forms: flickers, flickering, flickered

Type of: beam, blink, flash, motility, motion, move, move back and forth, movement, pecker, peckerwood [US], shine, twinkle, wink, winkle, woodpecker

Part of: Colaptes, genus Colaptes

Encyclopedia: Flicker