Meanings
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1
noun
a girl or woman who has the same parents as you
My sister is two years younger than me.
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2
noun
a member of a religious community of women; a nun
Michelle left her job and became a sister at the local convent.
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3
noun
a woman seen as part of the same group, cause, or community
None of my sisters in the union would betray me.
Thesaurus
Common collocations
Etymology
PIE word *swésōr From Middle English sister, suster, from Old English swustor, sweoster, sweostor (“sister, nun”); from Proto-Germanic *swestēr (“sister”), from Proto-Indo-European *swésōr (“sister”). Doublet of soror. Cognate with Scots sister, syster (“sister”), West Frisian sus, suster (“sister”), Dutch zuster (“sister”), German Schwester (“sister”), Norwegian Bokmål søster (“sister”), Norwegian Nynorsk and Swedish syster (“sister”), Icelandic systir (“sister”), Gothic 𐍃𐍅𐌹𐍃𐍄𐌰𐍂 (swistar, “sister”), Latin soror (“sister”), Russian сестра́ (sestrá, “sister”), Lithuanian sesuo (“sister”), Alba…