1. 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"
    
2. 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
   "The equivalent weight of sodium in NaOH is 23 g/eq";
   - equivalent weight, combining weight, eq

1. Being essentially equal to something
   "a wish that was equivalent to a command";
   - tantamount

Derived forms: equivalents

See also: equal

Type of: atomic mass, atomic weight, cognition, noesis [technical], relative atomic mass

Encyclopedia: Equivalent