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subtract Definition

sub·tract (səb trakt)

transitive verb, intransitive verb

  1. to take away (a part from a whole)
  2. to take away or deduct (one number or quantity from another)

Etymology: < L subtractus, pp. of subtrahere, to draw away underneath, subtract < sub-, sub- + trahere, to draw

subtract Related Forms
sub·tracter noun
subtract Synonyms

subtract

v.

subtract Usage Examples

Followed by a transitive particle

  • away: Subtract away the evident decrease over the subsequent seven months and the net effect is a decrease of a few hundred reports.

Object

  • fraction: Add and subtract fractions by writing them with a common denominator.
  • equation: The next step taken was to subtract the first equation from the second and 3 times the first from the third.
  • spectrum: The approach is to estimate the power spectrum of the clean speech by subtracting the noise spectrum from the noisy speech spectrum.
  • multiple: For each row r below the diagonal row d, subtract a multiple of row d from row r.
  • background: For skin detection, we need to first subtract the background for maximizing our ability to correctly find the skin regions.
  • quantity: Finally, one has to subtract the same quantities for the reference background.

Infinitive complement

  • give: These free energies can then be subtracted to give free energy differences that have been shown to correspond to experimental redox potentials.

Modifying Another Word

  • mentally: Add and subtract mentally a ' near multiple of 10 ' to or from a two-digit number.
  • then: Add ' A ' to ' voids ' then subtract an ' s ' .
  • simply: Despite this some funders simply subtract any reserves from revenue grants.
  • just: Just subtract the list price for a sheet of the relevant paper to get the print costs!
  • first: Compare the two methods of approach: First subtracting the discount, then adding the VAT.
  • now: Now subtract 4 doors from each room to the shaft.

Preposition: from

  • total: If so the size of that extension must be subtracted from the total that is available for your type of property.
  • score: To calculate variance, the mean of a group of scores is subtracted from each score to give a group of " deviations " .
  • stress: The biggest problem is stress and how the interplay of all the different participants at your wedding adds or subtract from that stress.
  • image: This value is then subtracted from the input image.
  • datum: The cosmic rays have to be subtracted from the data.
  • number: Similar to add, but now the number accessed through the second operand is subtracted from the number accessed through the first operand.

Browse dictionary entries near subtract

  1. subtotal
  2. subtopic
  3. subtonic
  4. subtlety
  5. subtle
  6. subtitle
  7. subtilize
  8. subtile
  9. subtext
  10. subterranean
  1. subtraction
  2. subtractive
  3. subtrahend
  4. subtreasury
  5. subtropical
  6. subtropics
  7. subulate
  8. subumbrella
  9. suburb
  10. suburban