1. of a substance, especially a strong acid; capable of destroying or eating away by chemical action

    Synonyms : caustic, corrosive, erosive, mordant
  2. harsh or corrosive in tone

    Synonyms : acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, virulent
    Examples :
    • a vitriolic critique


  1. urgently needed; absolutely necessary

    Synonyms : critical
    Examples :
    • vital for a healthy society
    • of vital interest
  2. performing an essential function in the living body

    Synonyms : life-sustaining
    Examples :
    • vital organs
    • blood and other vital fluids
    • the loss of vital heat in shock
    • a vital spot
  3. full of spirit; full of life

    Synonyms : lively
    Examples :
    • a vital and charismatic leader
  4. manifesting or characteristic of life

    Examples :
    • a vital, living organism
    • vital signs


  1. harsh or corrosive in tone

    Synonyms : acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, vitriolic
  2. extremely poisonous or injurious; producing venom

    Synonyms : deadly, venomous
    Examples :
    • a virulent insect bite
  3. infectious; having the ability to cause disease

    Antonyms : avirulent


  1. someone who is dazzlingly skilled in any field

    Synonyms : ace, adept, champion, genius, hotshot, maven, mavin, sensation, star, superstar, whizz, whiz, wiz, wizard
    Type Of : expert
  2. having or revealing supreme mastery or skill

    Synonyms : consummate, masterful, masterly
    Examples :
    • a virtuoso performance
  3. a musician who is a consummate master of technique and artistry

    Type Of : musician


  1. show to be right by providing justification or proof

    Synonyms : justify
    Type Of : uphold, maintain
    Examples :
    • vindicate a claim
  2. clear of accusation, blame, suspicion, or doubt with supporting proof

    Type Of : acquit, assoil, clear, discharge, exculpate, exonerate
    Examples :
    • You must vindicate yourself and fight this libel
  3. maintain, uphold, or defend

    Type Of : maintain, defend
    Examples :
    • vindicate the rights of the citizens


  1. slanderous defamation

    Synonyms : malignment, smear
    Type Of : defamation, calumny, calumniation, hatchet job, obloquy, traducement
  2. a rude expression intended to offend or hurt

    Synonyms : abuse, contumely, insult, revilement
    Type Of : discourtesy, disrespect


  1. a brief literary description

    Synonyms : sketch
    Type Of : description
  2. a photograph whose edges shade off gradually

    Type Of : exposure, photo, photograph, pic, picture
  3. a small illustrative sketch (as sometimes placed at the beginning of chapters in books)

    Type Of : sketch, study


  1. not fully developed in mature animals

    Synonyms : rudimentary


  1. a reeling sensation; a feeling that you are about to fall

    Synonyms : dizziness, giddiness, lightheadedness
    Type Of : symptom


  1. an expressive style that uses excessive or empty words

    Synonyms : verboseness
    Type Of : expressive style, style