Meaning

• A distinguishing attribute or quality.

• A remedy for a specific disease or condition.

• Specification

• (in the plural) The details; particulars.

Meaning

• Explicit or definite

• Pertaining to a species.

• Pertaining to a taxon at the rank of species

• Special, distinctive or unique

• Intended for, or applying to, a particular thing

• Serving to identify a particular thing (often a disease or condition), with little risk of mistaking something else for it.

  "a highly specific test, specific and nonspecific symptoms"

• Being a remedy for a particular disease

  "Quinine is a specific medicine in cases of malaria."

• Limited to a particular antibody or antigen

• Of a value divided by mass (e.g. specific orbital energy)

• Similarly referring to a value divided by any measure which acts to standardize it (e.g. thrust specific fuel consumption, referring to fuel consumption divided by thrust)

• A measure compared with a standard reference value by division, to produce a ratio without unit or dimension (e.g. specific refractive index is a pure number, and is relative to that of air)