monatomic

Adjective

 * 1)  Of an element, consisting of a single atom in the molecule, for example, the noble gases. Note: Strictly speaking, a molecule has at least two atoms.

Usage notes
Not to be confused with the similar sounding.

Translations

 * Bulgarian: едноатомен
 * Esperanto: unuatoma
 * Finnish: yksiatominen
 * French:
 * Hungarian: egyatomos
 * Irish: aon-adamhach
 * Italian:
 * Portuguese: monoatómico, monoatômico
 * Spanish: monoatómico