|1.||explicit, particular, or definite: please be more specific|
|2.||relating to a specified or particular thing: a specific treatment for arthritis|
|3.||of or relating to a biological species: specific differences|
|4.||(of a disease) caused by a particular pathogenic agent|
|a. characteristic of a property of a particular substance, esp in relation to the same property of a standard reference substance: specific gravity|
|b. characteristic of a property of a particular substance per unit mass, length, area, volume, etc: specific heat|
|c. (of an extensive physical quantity) divided by mass: specific heat capacity; specific volume|
|6.||commerce Also (rare): specifical denoting a tariff levied at a fixed sum per unit of weight, quantity, volume, etc, irrespective of value|
|7.||(sometimes plural) a designated quality, thing, etc|
|8.||med any drug used to treat a particular disease|
|[C17: from Medieval Latin specificus, from Latin |
specificity spec·i·fic·i·ty (spěs'ə-fĭs'ĭ-tē)
The condition or state of being specific.
The statistical probability that an individual who does not have the particular disease being tested for will be correctly identified as negative, expressed as the proportion of true negative results to the total of true negative and false positive results.