sister
sis·ter
noun \ˈsis-tər\Definition of SISTER
1
: a female who has one or both parents in common with another
2
often capitalized a : a member of a women's religious order (as of nuns or deaconesses); especially : one of a Roman Catholic congregation under simple vows b : a girl or woman who is a member of a Christian church
3
a : a girl or woman regarded as a comrade b : a girl or woman who shares with another a common national or racial origin; especially : a black girl or woman
4
: one that is closely similar to or associated with another <sister cities>
5
chiefly British : nurse
7
: a member of a sorority
Examples of SISTER
- The sisters live in the convent.
Origin of SISTER
Middle English suster, sister, partly from Old English sweostor and partly from Old Norse systir sister; akin to Latin soror sister, Sanskrit svasṛ
First Known Use: before 12th century
sis·ter
noun \ˈsis-tər\ (Medical Dictionary)Medical Definition of SISTER
chiefly British : a head nurse in a hospital ward or clinic; broadly : nurse
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