The general and popular term for a firm, upright, insulated support for a superstructure; a pier, column, or post; also, a column or shaft not supporting a superstructure, as one erected for a monument or an ornament.

Figuratively, that which resembles such a pillar in appearance, character, or office; a supporter or mainstay; as, the Pillars of Hercules; a pillar of the state.

A portable ornamental column, formerly carried before a cardinal, as emblematic of his support to the church.

Having a support in the form of a pillar, instead of legs; as, a pillar drill.

a permanent structural member of that temple

a permanent structure in a permanent place

a symbol of strength and permanence

help in rebuilding the temple of God in new Jerusalem

See post.

a central post around which the rose 's canes are loosely coiled

a person who occupies a central or responsible position within an organization