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.
isotope. n. 1. (Chemistry) one of two or more atoms with the same atomic number that contain different numbers of neutrons. [C20: from iso- + Greek topos place].sotope-one of two or more atoms with the same atomic number but with different numbers of neutrons. atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element.