1. of or relating to or resembling a nebula

    Synonyms : nebular
  2. lacking definition or definite content

    Synonyms : unfixed
    Examples :
    • nebulous reasons
  3. lacking definite form or limits

    Synonyms : cloudy, nebulose
    Examples :
    • nebulous distinction between pride and conceit


  1. able to be sailed on or through safely

    Examples :
    • navigable waters
    • a navigable channel


  1. rub noses

    Synonyms : nose
    Type Of : fondle, caress
  2. move or arrange oneself in a comfortable and cozy position

    Synonyms : cuddle, draw close, nest, nestle, snuggle
    Type Of : hold close, cling to, hold tight, clutch
  3. dig out with the snout

    Type Of : dig up, turn up, excavate
    Examples :
    • the pig nuzzled the truffle


  1. declare invalid

    Synonyms : annul, avoid, invalidate, quash, void
    Type Of : strike down, cancel
  2. show to be invalid

    Synonyms : invalidate
    Type Of : negate, contradict
  3. make ineffective by counterbalancing the effect of

    Synonyms : negate, neutralise, neutralize
    Type Of : weaken


  1. a subtle difference in meaning or opinion or attitude

    Synonyms : nicety, refinement, shade, subtlety
    Type Of : import, meaning, significance, signification
    Examples :
    • without understanding the finer nuances you can't enjoy the humor


  1. injurious to physical or mental health

    Antonyms : innocuous
    Examples :
    • noxious chemical wastes
    • noxious ideas


  1. the properties acquired as a consequence of the way you were treated as a child

    Synonyms : raising, rearing
    Type Of : upbringing
  2. help develop, help grow

    Synonyms : foster
    Type Of : encourage
    Examples :
    • nurture his talents
  3. provide with nourishment

    Synonyms : nourish, sustain
    Type Of : provide, ply, cater, supply
  4. helping someone grow up to be an accepted member of the community

    Synonyms : breeding, bringing up, fosterage, fostering, raising, rearing, upbringing
    Type Of : acculturation, enculturation, socialisation, socialization
    Examples :
    • they debated whether nature or nurture was more important
  5. look after a child until it is an adult

    Synonyms : bring up, parent, raise, rear