A daughter of the same parents as another person; a female sibling. / A female member of a religious order; especially one devoted to more active service; (informal) a nun.

(transitive, construction) To strengthen (a supporting beam) by fastening a second beam alongside it. / (obsolete, transitive) To be sister to; to resemble closely.

plural of sister

Third-person singular simple present indicative form of sister

present participle of sister

(obsolete) contiguous

simple past tense and past participle of sister

plural of Sister

Title of respect for an adult female member of a religious order.

The sister of one's spouse. / The wife of one's sibling. / The wife of the sibling of one's spouse. / The sister of the spouse of one's sibling.