equivalent

Adjective

• being essentially equal to something
  • it was as good as gold
    
  • a wish that was equivalent to a command
    
  • his statement was tantamount to an admission of guilt
    

Noun

• the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen

• a person or thing equal to another in value or measure or force or effect or significance etc
  • send two dollars or the equivalent in stamps
    

Related words

• Synonyms: 
  tantamount(p) , equivalent weight , combining weight , eq