1. an obstruction in a pipe or tube

    Synonyms : blockage, closure, occlusion, stop, stoppage
    Type Of : impediment, impedimenta, obstructer, obstruction, obstructor
    Examples :
    • we had to call a plumber to clear out the blockage in the drainpipe
  2. the act of obstructing or deflecting someone's movements

    Synonyms : blocking
    Type Of : obstruction
  3. a platform from which an auctioneer sells

    Synonyms : auction block
    Type Of : platform
    Examples :
    • they put their paintings on the block
  4. a three-dimensional shape with six square or rectangular sides

    Synonyms : cube
    Type Of : solid
  5. prohibit the conversion or use of (assets)

    Synonyms : freeze, immobilise, immobilize
    Antonyms : unblock
    Type Of : keep back, withhold
  6. an inability to remember or think of something you normally can do; often caused by emotional tension

    Synonyms : mental block
    Type Of : inability
    Examples :
    • I knew his name perfectly well but I had a temporary block
  7. stop from happening or developing

    Synonyms : halt, kibosh, stop
    Type Of : forestall, forbid, foreclose, preclude, prevent
  8. be unable to remember

    Synonyms : blank out, draw a blank, forget
    Examples :
    • You are blocking the name of your first wife!
  9. block passage through

    Synonyms : close up, impede, jam, obstruct, obturate, occlude
    Type Of : hinder, impede
  10. a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope

    Synonyms : pulley, pulley-block, pulley block
    Type Of : simple machine, machine
  11. render unsuitable for passage

    Synonyms : bar, barricade, block off, block up, blockade, stop
    Type Of : close up, obturate, impede, occlude, obstruct, jam
    Examples :
    • block the way
  12. shut out from view or get in the way so as to hide from sight

    Synonyms : obstruct
    Type Of : hide, conceal
    Examples :
    • The thick curtain blocked the action on the stage
  13. interfere with or prevent the reception of signals

    Synonyms : jam
    Type Of : break up, interrupt, cut off, disrupt
    Examples :
    • block the signals emitted by this station
  14. obstruct

    Synonyms : choke up, lug, stuff
    Type Of : clog up, clog, choke off, congest, foul, back up, choke
    Examples :
    • Her arteries are blocked
  15. a metal casting containing the cylinders and cooling ducts of an engine

    Synonyms : cylinder block, engine block
    Type Of : casting, cast
    Examples :
    • the engine had to be replaced because the block was cracked
  16. a rectangular area in a city surrounded by streets and usually containing several buildings

    Synonyms : city block
    Type Of : area, country
    Examples :
    • he lives in the next block
  17. impede the movement of (an opponent or a ball)

    Synonyms : deflect, parry
    Type Of : fence
    Examples :
    • block an attack
  18. hinder or prevent the progress or accomplishment of

    Synonyms : blockade, embarrass, hinder, obstruct, stymie, stymy
    Type Of : prevent, forbid, preclude, forestall, foreclose
    Examples :
    • His brother blocked him at every turn
  19. a number or quantity of related things dealt with as a unit

    Type Of : accumulation, collection, aggregation, assemblage
    Examples :
    • he reserved a large block of seats
    • he held a large block of the company's stock
  20. a solid piece of something (usually having flat rectangular sides)

    Type Of : artifact, artefact
    Examples :
    • the pyramids were built with large stone blocks
  21. (computer science) a sector or group of sectors that function as the smallest data unit permitted

    Type Of : computer memory unit
    Examples :
    • since blocks are often defined as a single sector, the terms `block' and `sector' are sometimes used interchangeably
  22. housing in a large building that is divided into separate units

    Type Of : living accommodations, lodging, housing
    Examples :
    • there is a block of classrooms in the west wing
  23. interrupt the normal function of by means of anesthesia

    Type Of : anaesthetize, anesthetize, anaesthetise, put under, put out, anesthetise
    Examples :
    • block a nerve
    • block a muscle
  24. run on a block system

    Type Of : operate, run
    Examples :
    • block trains
  25. shape by using a block

    Type Of : shape, form
    Examples :
    • block a garment
  26. shape into a block or blocks

    Type Of : form, shape
    Examples :
    • block the graphs so one can see the results clearly
  27. stamp or emboss a title or design on a book with a block

    Type Of : stamp, emboss, boss
    Examples :
    • block the book cover
  28. support, secure, or raise with a block

    Type Of : hold up, sustain, support, hold
    Examples :
    • block a plate for printing
    • block the wheels of a car


  1. one who reveals confidential information in return for money

    Synonyms : blabber, informer, rat, squealer
    Type Of : source, informant
  2. a person who says one thing and does another

    Synonyms : double-crosser, double-dealer, traitor, two-timer
    Type Of : trickster, cheat, cheater, deceiver, slicker, beguiler


  1. the science that studies living organisms

    Synonyms : biological science
    Type Of : bioscience, life science
  2. all the plant and animal life of a particular region

    Synonyms : biota
    Type Of : collection, aggregation, assemblage, accumulation
  3. characteristic life processes and phenomena of living organisms

    Type Of : life
    Examples :
    • the biology of viruses

break into

  1. change pace

    Type Of : change
  2. express or utter spontaneously

    Type Of : emit, let loose, let out, utter
    Examples :
    • break into a yodel
    • break into a song
    • break into tears


  1. a painful wound caused by the thrust of an insect's stinger into skin

    Synonyms : insect bite, sting
    Type Of : injury, hurt, trauma, harm
  2. a small amount of solid food; a mouthful

    Synonyms : bit, morsel
    Type Of : taste, mouthful
  3. wit having a sharp and caustic quality

    Synonyms : pungency
    Type Of : wit, witticism, wittiness, humor, humour
    Examples :
    • the bite of satire
  4. a light informal meal

    Synonyms : collation, snack
    Type Of : meal, repast
  5. a strong odor or taste property

    Synonyms : pungency, raciness, sharpness
    Type Of : spiciness, spice, spicery
    Examples :
    • the sulfurous bite of garlic
  6. the act of gripping or chewing off with the teeth and jaws

    Synonyms : chomp
    Type Of : feeding, eating
  7. deliver a sting to

    Synonyms : prick, sting
    Type Of : pierce
  8. to grip, cut off, or tear with or as if with the teeth or jaws

    Synonyms : seize with teeth
    Type Of : grip
    Examples :
    • Gunny invariably tried to bite her
  9. cause a sharp or stinging pain or discomfort

    Synonyms : burn, sting
    Type Of : hurt, ache, smart
  10. (angling) an instance of a fish taking the bait

    Type Of : success
    Examples :
    • after fishing for an hour he still had not had a bite
  11. a portion removed from the whole

    Type Of : deduction, subtraction
    Examples :
    • the government's weekly bite from my paycheck
  12. a wound resulting from biting by an animal or a person

    Type Of : lesion, wound
  13. penetrate or cut, as with a knife

    Type Of : pierce


  1. clear and sharp and ringing

    Synonyms : bright
    Examples :
    • the brilliant sound of the trumpets
  2. of surpassing excellence

    Synonyms : superb
    Examples :
    • a brilliant performance
  3. having or marked by unusual and impressive intelligence

    Synonyms : brainy, smart as a whip
    Examples :
    • a brilliant mind
    • a brilliant solution to the problem
  4. characterized by grandeur

    Synonyms : glorious, magnificent, splendid
    Examples :
    • the brilliant court life at Versailles
  5. having strong or striking color

    Synonyms : bright, vivid
    Examples :
    • brilliant tapestries
  6. full of light; shining intensely

    Examples :
    • a brilliant star
    • brilliant chandeliers


  1. a person who pays more attention to formal rules and book learning than they merit

    Synonyms : pedant, scholastic
    Type Of : bookman, scholar, scholarly person, student
  2. someone who spends a great deal of time reading

    Type Of : reader


  1. offensively self-assertive

    Synonyms : self-assertive


  1. a monarchy in northwestern Europe; headquarters for the European Union and for the North Atlantic Treaty Organization

    Synonyms : belgique, kingdom of belgium


  1. an endowed church office giving income to its holder

    Synonyms : ecclesiastical benefice
    Type Of : church property, spirituality, spiritualty
  2. endow with a benefice

    Type Of : dower, endow