A province of Thailand. / The capital district of such province.

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.

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.

A female sibling sharing a single parent.

Alternative spelling of half sister

A sibling's older sister (used especially by children or by parents in speaking to their children).

Synonym of younger sister

A small green and yellow European finch, Carduelis spinus spinus or Carduelis spinus, now Spinus spinus. / Any of various similar birds in subfamily Carduelinae, principally in the genus Spinus.

A Central American plant, Agave sisalana, cultivated for its sword-shaped leaves that yield fibers used for rope. / The fibre of the plant. / (rare) A sisal mat.