| ATOCIA | • atocia n. (Rare) Of a woman, infertility (inability to conceive and give birth to children). • ATOCIA n. sterility in a female. |
| ATOKAL | • ATOKAL adj. without offspring, also ATOKOUS. |
| ATOKES | • ATOKE n. a sexless part of some worms. |
| ATOLLS | • atolls n. Plural of atoll. • ATOLL n. a coral island consisting of a reef surrounding a lagoon. |
| ATOMIC | • atomic adj. (Physics, chemistry) Of or relating to atoms; composed of atoms; monatomic. • atomic adj. Employing or relating to nuclear energy or processes. • atomic adj. Infinitesimally small. |
| ATONAL | • atonal adj. (Music) Lacking a tonal center or key. • atonal adj. (Linguistics) Not tonal, lacking tones. • ATONAL adj. not referring to any scale or tonic. |
| ATONED | • atoned v. Simple past tense and past participle of atone. • ATONE v. to make amends. |
| ATONER | • atoner n. One who atones. • ATONER n. one who atones. |
| ATONES | • atones v. Third-person singular simple present indicative form of atone. • ATONE v. to make amends. |
| ATONIA | • atonia n. Lack of muscle tone. • ATONIA n. muscular debility, also ATONY. |
| ATONIC | • atonic adj. (Of a sound or syllable) unstressed. • atonic adj. (Linguistics) not having tone (pitch). • atonic adj. (Pathology) Lacking muscle tone. |
| ATOPIC | • atopic adj. (Medicine) Pertaining to or suffering from atopy. • ATOPIC adj. relating to atopy. |