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pillar - definition and synonyms


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noun [countable] pillar pronunciation in British English /ˈpɪlə(r)/
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  1. 1
    a thick strong upright post that supports part of a building
    an altar standing on marble pillars
    1. a.
      something that is tall and thin
      pillar of: a pillar of rock/smoke
  2. 2
    formal someone who is important and respected within a group
    a pillar of society/the community/the establishment: Mr Henderson is a pillar of society.
    1. a.
      someone who has a strong character and helps or supports other people
      a pillar of strength/support: You’ve been a pillar of strength to me.
  3. 3
    an important idea, principle, or belief
    pillar of: The treaty is a pillar of arms control in the nuclear age.



a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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