downward

Adjective

• on or toward a surface regarded as a base
  • he lay face downward
    
  • the downward pull of gravity
    

• extending or moving from a higher to a lower place
  • the down staircase
    
  • the downward course of the stream
    

Adverb

• spatially or metaphorically from a higher to a lower level or position
  • don't fall down
    
  • rode the lift up and skied down
    
  • prices plunged downward
    

Related words

• Synonyms: 
  downward(ip) , down(a) , downward(a) , down , downwards , downwardly
• Antonyms: 
  up , upwards , upward , upwardly