The meaning of PILLAR is a firm upright support for a superstructure : post. How to use pillar in a sentence.

We need healthy adults who have a bipolar disorder diagnosis to participate in medical studies at Pillar Clinical Research. Pillar Clinical Research centers need more healthy adult volunteers who are trying …

PILLAR definition: an upright shaft or structure, of stone, brick, or other material, relatively slender in proportion to its height, and of any shape in section, used as a building support, or standing alone, as …

PILLAR meaning: 1. a strong column made of stone, metal, or wood that supports part of a building: 2. a very…. Learn more.

If something is the pillar of a system or agreement, it is the most important part of it or what makes it strong and successful.

Define pillar. pillar synonyms, pillar pronunciation, pillar translation, English dictionary definition of pillar. n. 1. a. A slender, freestanding, vertical support; a column. b. Such a structure or one similar to it …

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Feb 4, 2026 · Noun pillar (plural pillars) (architecture) A large post, often used as supporting architecture. Something resembling such a structure.

Anything like a pillar in form or function, as a formation of ore left standing as a support in a mine.

A tall vertical structure of stone, brick, wood, metal, etc., usually narrow in proportion to its height, used either as a support for a structure, or as a monument or ornament. Also: a naturally occurring column …