specifically

Concise Oxford English Dictionary © 2008 Oxford University Press:
specific /spəˈsɪfɪk/

▶adjective

• 1 clearly defined or identified.

  ■ precise and clear: when ordering goods be specific.

  ■ relating uniquely to a particular subject.

• 2 Biology relating to or connected with species or a species.

• 3 (of a duty or a tax) levied at a fixed rate per physical unit of the thing taxed, regardless of its price.

• 4 Physics of or denoting a physical quantity expressed in terms of a unit mass, volume, or other measure, or calculated as a ratio to the corresponding value for a substance used as a reference.

▶noun

• 1 (usu. specifics) a precise detail.

• 2 chiefly dated a medicine used to treat a particular disease or part of the body.

– derivatives
specifically adverb,
specificity /ˌspɛsɪˈfɪsɪti/ noun,
specificness noun.

– origin C17: from late L. specificus, from L. species (see species).