D defs.my
Entry 1 sense Webster, 1913

Mathematical

/măthˌ-əm-ăt'-ĭk-əl/ · Math·e·mat·ic·al · IPA /ˌmæθ(.ə)ˈmæt.ɪ.kəl/
01 a. Of or pertaining to mathematics; according to mathematics; hence, theoretically precise; accurate; as, mathematical geography; mathematical…
  1. 1.
    Of or pertaining to mathematics; according to mathematics; hence, theoretically precise; accurate; as, mathematical geography; mathematical instruments; mathematical exactness.