| Word | Definitions | Synonyms |
|---|---|---|
| attorn | (verb) acknowledge a new land owner as one's landlord | - |
| attorney | (noun) a professional person authorized to practice law; conducts lawsuits or gives legal advice | Synonyms: lawyer |
| attorneyship | (noun) the position of attorney | - |
| attosecond | (noun) one quintillionth (10^-18) of a second; one thousandth of a femtosecond | - |