1. (noun)atom (physics and chemistry) the smallest component of an element having the chemical properties of the element Synonyms: mote, molecule, speck, corpuscle, particle
1. ATOM Part, a substance, quantity, or amount that is the result of the division of something greater, is the general word, including all the others of this group. A fragment is the result of breaking, Synonyms: part, atom, fraction, member, section, component, fragment, particle, segment, constituent, ingredient, piece, share, division, instalment, portion, subdivision, element