Meaning of SPECIFICATION in English

SPECIFICATION

spe ‧ ci ‧ fi ‧ ca ‧ tion AC /ˌspesəfəˈkeɪʃ ə n, ˌspesɪfəˈkeɪʃ ə n/ BrE AmE noun [countable]

[ Word Family: verb : ↑ specify ; noun : ↑ specification ]

1 . [usually plural] a detailed instruction about how a car, building, piece of equipment etc should be made

build/manufacture/produce something to ... specifications

The airport building had been constructed to FAA specifications.

The bolts met all the engineering specifications.

2 . especially British English a clear statement of what is needed or wanted:

a specification of what role each member will play

job specification (=a detailed description of what a job involves)

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.