— atomically , adv.
/euh tom"ik/ , adj.
1. of, pertaining to, resulting from, or using atoms, atomic energy, or atomic bombs: an atomic explosion.
2. propelled or driven by atomic energy: an atomic submarine.
3. Chem. existing as free, uncombined atoms.
4. extremely minute.
Also, atomical .
[ 1670-80; ATOM + -IC ]