1. make sanitary by cleaning or sterilizing

    Synonyms : hygienise, hygienize, sanitise
    Type Of : clean, make clean
  2. make less offensive or more acceptable by removing objectionable features

    Synonyms : sanitise
    Type Of : alter, change, modify
    Examples :
    • sanitize a document before releasing it to the press
    • sanitize history
    • sanitize the language in a book


  1. a favorite saying of a sect or political group

    Synonyms : catchword, motto, shibboleth
    Type Of : saying, expression, locution


  1. shear the wool from

    Synonyms : fleece
    Type Of : shave, trim
    Examples :
    • shear sheep
  2. a large edge tool that cuts sheet metal by passing a blade through it

    Type Of : edge tool
  3. become deformed by forces tending to produce a shearing strain

    Type Of : change
  4. cut or cut through with shears

    Type Of : cut
    Examples :
    • shear the wool off the lamb
  5. cut with shears

    Type Of : trim, prune, snip, clip, crop, cut back, dress, lop
    Examples :
    • shear hedges
  6. (physics) a deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves

    Type Of : deformation
    Examples :
    • the shear changed the quadrilateral into a parallelogram


  1. a rate (usually rapid) at which something happens

    Synonyms : fastness, swiftness
    Type Of : rate, pace
    Examples :
    • the project advanced with gratifying speed
  2. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression

    Synonyms : amphetamine, pep pill, upper
    Type Of : drug of abuse, stimulant drug, excitant, stimulant, street drug
  3. cause to move faster

    Synonyms : accelerate, speed up
    Type Of : modify, alter, change
  4. move hurridly

    Synonyms : belt along, bucket along, cannonball along, hasten, hie, hotfoot, pelt along, race, rush, rush along, step on it
    Type Of : travel, locomote, go, move
  5. changing location rapidly

    Synonyms : hurrying, speeding
    Type Of : move, movement, motion
  6. move very fast

    Synonyms : hurry, travel rapidly, zip
    Type Of : move, travel, go, locomote
    Examples :
    • The runner zipped past us at breakneck speed
  7. move faster

    Synonyms : accelerate, quicken, speed up
    Type Of : deepen, intensify
  8. the ratio of the focal length to the diameter of a (camera) lens system

    Synonyms : f number, focal ratio, stop number
    Type Of : ratio
  9. distance travelled per unit time

    Synonyms : velocity
    Type Of : rate
  10. travel at an excessive or illegal velocity

    Type Of : move, go, travel, locomote
    Examples :
    • I got a ticket for speeding


  1. act as a substitute

    Synonyms : deputise, deputize, step in
    Type Of : supersede, supervene upon, supplant, replace
  2. serving or used in place of another

    Synonyms : alternate, alternative
  3. be a substitute

    Synonyms : fill in, stand in, sub
    Type Of : change, interchange, exchange
    Examples :
    • The young teacher had to substitute for the sick colleague
    • The skim milk substitutes for cream--we are on a strict diet
  4. put in the place of another; switch seemingly equivalent items

    Synonyms : exchange, interchange, replace
    Type Of : modify, alter, change
    Examples :
    • substitute regular milk for fat-free milk
  5. capable of substituting in any of several positions on a team

    Synonyms : utility
  6. someone who takes the place of another (as when things get dangerous or difficult)

    Synonyms : backup, backup man, fill-in, relief, reliever, stand-in
    Type Of : match, peer, equal, compeer
  7. an athlete who plays only when a starter on the team is replaced

    Synonyms : reserve, second-stringer
    Type Of : athlete, jock
  8. artificial and inferior

    Synonyms : ersatz
    Examples :
    • substitute coffee
  9. a person or thing that takes or can take the place of another

    Synonyms : replacement
    Type Of : equivalent


  1. move past

    Synonyms : go by, go past, pass, pass by, travel by
    Type Of : move, go, travel, locomote
    Examples :
    • One line of soldiers surpassed the other
  2. be greater in scope or size than some standard

    Synonyms : exceed, transcend
  3. distinguish oneself

    Synonyms : excel, stand out
  4. be or do something to a greater degree

    Synonyms : exceed, outdo, outgo, outmatch, outperform, outstrip, surmount
    Type Of : trounce, shell, vanquish, beat, beat out, crush
    Examples :
    • her performance surpasses that of any other student I know


  1. become solid

    Type Of : change integrity
  2. make solid or more solid; cause to solidify

    Type Of : change integrity


  1. any agent that causes stress to an organism

    Type Of : agent


  1. very thin especially from disease or hunger or cold

    Synonyms : cadaverous, emaciated, gaunt, haggard, pinched, wasted
    Examples :
    • a nightmare population of gaunt men and skeletal boys
  2. of or relating to or forming or attached to a skeleton

    Examples :
    • the skeletal system
    • skeletal bones
    • skeletal muscles


  1. the condition of being arranged in social strata or classes within a group

    Synonyms : social stratification
    Type Of : condition
  2. a layered configuration

    Type Of : configuration, contour, form, shape, conformation
  3. forming or depositing in layers

    Type Of : geological process, geologic process
  4. the act or process or arranging persons into classes or social strata

    Type Of : assortment, categorisation, categorization, classification, compartmentalisation, compartmentalization
  5. the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination

    Type Of : locating, location, emplacement, position, positioning, placement