"to subtract," 1540s, "now illiterate" [OED], from Modern Latin substractus, past participle of substrahere, alternative form of subtrahere (see subtraction). Related: Subtracted; subtracting.

Nearby words

  1. substitution reaction,
  2. substitution therapy,
  3. substitution transfusion,
  4. substitutive,
  5. substitutivity,
  6. substrate,
  7. substratosphere,
  8. substratum,
  9. substruction,
  10. substructure

Online Etymology Dictionary, © 2010 Douglas Harper

Examples from the Web for substract

  • And nothing is easier, when you have two different numbers, to substract the less from the greater.

    The Spirit Land|Samuel B. (Samuel Bulfinch) Emmons
  • The clergyman knew someting of surgery, and he managed to substract the ball from my hip.

    By Sheer Pluck|G. A. Henty