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

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

Definition of pillar noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and 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 …

Oct 31, 2025 · pillar (plural pillars) (architecture) A large post, often used as supporting architecture. Something resembling such a structure.

Architecture 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 …

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 …

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 …

early 15c., "heap or stack of something," usually consisting of an indefinite number of separate objects arranged in a more or less regular conical or pyramidal form, from Old French pile "a …