[ゆうこうせい, yuukousei] (n) validity; effectiveness[Add to Longdo]
Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Effectiveness \Ef*fect"ive*ness\, n.
The quality of being effective.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
effectiveness
n 1: power to be effective; the quality of being able to bring
about an effect [syn: {effectiveness}, {effectivity},
{effectualness}, {effectuality}] [ant: {ineffectiveness},
{ineffectuality}, {ineffectualness}]
2: capacity to produce strong physiological or chemical effects;
"the toxin's potency"; "the strength of the drinks" [syn:
{potency}, {effectiveness}, {strength}]
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