cliff cliff /ˈklɪf/

noun

1. () A steep high face of rock  ( drop , drop-off , cliff )
   a steep high face of rock
    He stood on a high cliff overlooking the town
   he stood on a high cliff overlooking the town
    A steep drop
   a steep drop
   
   

 logical implication logical implication /ˈlɒdʒɪkəl ˌɪmplɪˈkeɪʃən/

noun

1. A logical relation between propositions p and q of the form 'if p then q'; if p is true then q cannot be false  ( conditional relation , implication , logical implication )
   a logical relation between propositions p and q of the form 'if p then q'; if p is true then q cannot be false
   
   

 genus Epimedium genus Epimedium /ˈdʒiːnəs ˌɛpɪˈmiːdiəm/

noun

1. Herbaceous perennials of Mediterranean to India and eastern Asia  ( Epimedium , genus Epimedium )
   herbaceous perennials of Mediterranean to India and eastern Asia
   
   

 quiver quiver /ˈkwɪvɝ/

noun

1. () An almost pleasurable sensation of fright  ( frisson , shiver , shudder , chill , quiver , thrill , tingle )
   an almost pleasurable sensation of fright
    A frisson of surprise shot through him
   a frisson of surprise shot through him
   
2. The act of vibrating  ( quiver , quivering , vibration )
   the act of vibrating
   
3. Case for holding arrows  ( quiver )
   case for holding arrows
    The archer reached for an arrow from his quiver, fitting it carefully onto his bowstring
   The archer reached for an arrow from his quiver, fitting it carefully onto his bowstring
   
   
4. A shaky motion  ( palpitation , quiver , quivering , shakiness , shaking , trembling , vibration )
   a shaky motion
    The shaking of his fingers as he lit his pipe
   the shaking of his fingers as he lit his pipe
   

verb

1. () Shake with fast, tremulous movements  ( palpitate , quake , quiver )
   shake with fast, tremulous movements
    His nostrils palpitated
   His nostrils palpitated
   
2. () Move back and forth very rapidly  ( flitter , waver , flutter , flicker , quiver )
   move back and forth very rapidly
    The candle flickered
   the candle flickered
   
3. Move with or as if with a regular alternating motion  ( beat , pulsate , quiver )
   move with or as if with a regular alternating motion
    The city pulsated with music and excitement
   the city pulsated with music and excitement