The definition of a pillar is a support column, or a person in an important position.(noun)
To pillar is defined as to support with a column.(verb)
An example of to pillar is to hold up a doorway with a column.
See pillar in Webster's New World College Dictionary
Origin: ME piler < OFr < VL *pilare < L pila, column
See pillar in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old French pilier
Origin: , from Medieval Latin pīlāre
Origin: , from Latin pīla.
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