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English definition of “pillar”

pillar

noun [C]    /ˈpɪl·ər/
a strong vertical column made of stone , metal , or wood that supports part of a building or stands alone for decoration A pillar is also someone or something that is an important part of a group , place , or activity : He’s a pillar of the Dallas business community .
(Definition of pillar noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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