1. uncertain in purpose or action

    Synonyms : vacillant, wavering


  1. quality or fact or degree of being visible; perceptible by the eye or obvious to the eye

    Synonyms : visibleness
    Antonyms : invisibility
    Type Of : perceptibility
    Examples :
    • low visibility caused by fog
  2. degree of exposure to public notice

    Synonyms : profile
    Type Of : salience, saliency, strikingness
    Examples :
    • that candidate does not have sufficient visibility to win an election
  3. capability of providing a clear unobstructed view

    Type Of : clarity, clearness, uncloudedness
    Examples :
    • a windshield with good visibility


  1. a healthy capacity for vigorous activity

    Synonyms : energy, vim
    Type Of : good health, healthiness
  2. the property of being able to survive and grow

    Synonyms : animation
    Type Of : aliveness, liveness, animateness
    Examples :
    • the vitality of a seed
  3. an energetic style

    Synonyms : verve
    Type Of : vigor, vim, energy, vigour, muscularity
  4. (biology) a hypothetical force (not physical or chemical) once thought by Henri Bergson to cause the evolution and development of organisms

    Synonyms : elan vital, life force, vital force
    Type Of : force


  1. having a relatively high resistance to flow

    Synonyms : syrupy
  2. having the sticky properties of an adhesive

    Synonyms : gluey, glutinous, gummy, mucilaginous, pasty, sticky, viscid


  1. capable of being seen; or open to easy view

    Synonyms : seeable
    Antonyms : invisible
    Examples :
    • a visible object
    • visible stars
    • mountains visible in the distance
    • a visible change of expression
    • visible files
  2. obvious to the eye

    Examples :
    • a visible change of expression
  3. present and easily available

    Examples :
    • a visible supply
    • visible resources


  1. of a color intermediate between red and blue

    Synonyms : purple, purplish
  2. a variable color that lies beyond blue in the spectrum

    Synonyms : reddish blue
    Type Of : purple, purpleness
  3. any of numerous low-growing violas with small flowers

    Type Of : viola


  1. communicated in the form of words

    Examples :
    • verbal imagery
    • a verbal protest
  2. expressed in spoken words

    Examples :
    • a verbal contract
  3. prolix

    Examples :
    • you put me to forget a lady's manners by being so verbal
  4. relating to or having facility in the use of words

    Antonyms : numerical
    Examples :
    • a good poet is a verbal artist
    • a merely verbal writer who sacrifices content to sound
    • verbal aptitude
  5. of or relating to or formed from words in general

    Examples :
    • verbal ability
  6. of or relating to or formed from a verb

    Examples :
    • verbal adjectives like `running' in `hot and cold running water'


  1. physical objects consisting of a number of pages bound together

    Synonyms : book
    Type Of : production, product
  2. the property of something that is great in magnitude

    Synonyms : bulk, mass
    Type Of : magnitude
    Examples :
    • the volume of exports
  3. the magnitude of sound (usually in a specified direction)

    Synonyms : intensity, loudness
    Type Of : sound property
    Examples :
    • the kids played their music at full volume
  4. a publication that is one of a set of several similar publications

    Type Of : publication
    Examples :
    • the third volume was missing
    • he asked for the 1989 volume of the Annual Review
  5. a relative amount

    Type Of : measure, quantity, amount
    Examples :
    • mix one volume of the solution with ten volumes of water
  6. the amount of 3-dimensional space occupied by an object

    Type Of : measure, amount, quantity
    Examples :
    • the gas expanded to twice its original volume


  1. having passed out of existence

    Examples :
    • vanished civilizations


  1. an investment that is very risky but could yield great profits

    Synonyms : speculation
    Type Of : investment funds, investment
  2. proceed somewhere despite the risk of possible dangers

    Synonyms : embark
    Type Of : move, proceed, go
    Examples :
    • We ventured into the world of high-tech and bought a supercomputer
  3. put at risk

    Synonyms : adventure, hazard, jeopardize, stake
    Type Of : risk, put on the line, lay on the line
  4. put forward, of a guess, in spite of possible refutation

    Synonyms : guess, hazard, pretend
    Type Of : speculate
  5. a commercial undertaking that risks a loss but promises a profit

    Type Of : commercial enterprise, business, business enterprise
  6. any venturesome undertaking especially one with an uncertain outcome

    Type Of : labor, undertaking, task, project