equivalent definition, equivalent meaning | English dictionary

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, equivalence  
      n     (Chem)   the state of having equal valencies  
   equivalent             adj  

dose equivalent  
      n   a quantity that expresses the probability that exposure to ionizing radiation will cause biological effects. It is usually obtained by multiplying the dose by the quality factor of the radiation, but other factors may be considered. It is measured in sieverts (SI unit) or rems  
electrochemical equivalent  
      n   the mass of an element liberated from its ions or converted into them by one coulomb of electric charge  
1    equal or interchangeable in value, quantity, significance, etc.  
2    having the same or a similar effect or meaning  
3      (Maths)  
a    (of two geometric figures) having a particular property in common; equal  
b    (of two equations or inequalities) having the same set of solutions  
c    (of two sets) having the same cardinal number  
4      (Maths, logic)   (of two propositions) having an equivalence between them  
5    something that is equivalent  
6       short for       equivalent weight  
     (C15: from Late Latin aequivalens, from aequivalere to be equally significant, from Latin aequi- equi- + valere to be worth)  
  equivalently      adv  
equivalent air speed  
      n   the speed at sea level that would produce the same Pitot-static tube reading as that measured at altitude  
equivalent circuit  
      n   an arrangement of simple electrical components that is electrically equivalent to a complex circuit and is used to simplify circuit analysis  
equivalent focal length  
      n     (Optics)   the ratio of the size of an image of a small distant object near the optical axis to the angular distance of the object in radians  
equivalent weight  
      n   the weight of an element or compound that will combine with or displace 8 grams of oxygen or 1.007 97 grams of hydrogen,   (Also called)    gram equivalent  
ewe equivalent  
      n     (N.Z)   the basic measure for calculating stock unit  
one Jersey cow is equal to 6.5 ewe equivalents     
gram equivalent   , gram-equivalent weight  
      n   an amount of a substance equal to its equivalent weight expressed in grams  
mechanical equivalent of heat  
      n     (Physics)   a factor for converting units of energy into heat units. It has the value 4.1855 joules per calorie.,   (Symbol)    J  
roentgen equivalent man  
      n   the dose of ionizing radiation that produces the same effect in man as one roentgen of x- or gamma-radiation,   (Abbrev)    REM, rem  
English Collins Dictionary - English Definition & Thesaurus  


      adj   alike, commensurate, comparable, correspondent, corresponding, equal, even, homologous, interchangeable, of a kind, of a piece, same, similar, synonymous, tantamount  
      n   correspondent, counterpart, equal, match, opposite number, parallel, peer, twin  
,       adj   different, dissimilar, incomparable, unequal, unlike  

English Collins Dictionary - English synonyms & Thesaurus  

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