D defs.my
Entry 1 sense Webster, 1913

Subtract

/səb-trăkt'/ · Sub·tract · IPA /səbˈtɹækt/
01 v. t. To withdraw, or take away, as a part from the whole; to deduct; as, subtract 5 from 9, and the remainder is 4.
imp. & p. p. Subtracted; p. pr. & vb. n. Subtracting
  1. 1.
    To withdraw, or take away, as a part from the whole; to deduct; as, subtract 5 from 9, and the remainder is 4.