English to English
1. Having a support in the form of a pillar, instead of legs; as, a pillar drill.
2. a fundamental principle or practice
science eroded the pillars of superstition
3. anything that approximates the shape of a column or tower
the test tube held a column of white powder|a tower of dust rose above the horizon|a thin pillar of smoke betrayed their campsite
4. a prominent supporter
he is a pillar of the community
5. a vertical cylindrical structure standing alone and not supporting anything (such as a monument)
6. (architecture) a tall vertical cylindrical structure standing upright and used to support a structure
7. 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.