Of or pertaining to atoms or to atomism.
Divided into separate elements; not holistic.
Of a market: divided such that no single actor can noticeably affect market-wide values such as the price; competitive.
Incapable of being divided; atomic.
Incapable of being divided by a specific integer without leaving a remainder.
An infinitely small quantity which is assumed to admit of no further division.
That which cannot be divided or split.