Mariposa, CA. Sponsored Topics. Mariposa (formerly Logtown) is a census-designated place (CDP) in and the county seat of Mariposa County, California, United States. The population was 2,173 at the 2010 census, up from 1,373 at the 2000 census.
aÂ·tomÂ·ic. adj. 1. Of or relating to an atom or atoms. 2. Of or employing nuclear energy: an atomic submarine; atomic weapons. 3. Very small; infinitesimal. aÂ·tomâ²iÂ·calÂ·ly adv.
Definition of atom for Students. 1  1 : the smallest particle of an element that can exist alone or in combination carbon atoms. 2  2 : a tiny particle : bit âI don't believe there's an atom of meaning in it.â â Lewis Carroll, Alice's Adventures in Wonderland.