pillar
noun(pil-lar)
anything that approximates the shape of a column or tower
Examples:
A thin pillar of smoke betrayed their campsite.
pillar
noun(pil-lar)
a vertical cylindrical structure standing alone and not supporting anything (such as a monument)
pillar
noun(pil-lar)
a prominent supporter
Examples:
He is a pillar of the community.
pillar
noun(pil-lar)
(architecture) a tall vertical cylindrical structure standing upright and used to support a structure
pillar
noun(pil-lar)
a fundamental principle or practice
Examples:
Science eroded the pillars of superstition.