Overview The English word sister comes from Old Norse systir which itself derives from Proto-Germanic *swestēr, both of which have the same meaning, i.e. sister. Some studies have …

The meaning of SISTER is a female who has one or both parents in common with another. How to use sister in a sentence.

Sophie and Emily are sisters. Emily is Sophie's younger /little/ older / big sister.

You can use sister to describe something that is of the same type or is connected in some way to another thing you have mentioned. For example, if a company has a sister company, they are …

Definition of sister noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Jul 15, 2025 · Discover the comprehensive meaning of "sister," its rich etymology, and varied definitions as a family member, fellow woman, or religious figure. Find usage examples across …

Your sister is your female sibling. If your parents have six children, and all of them are girls, that means you have five sisters.

Oct 25, 2025 · In standard English, the form with i is due to contamination with Old Norse systir (“sister”). The plural sistren is from Middle English sistren, a variant plural of sister, suster …

A woman or girl considered in relation to another person or other people, as the child of the same parents; a female sibling. More generally: a woman or girl who has either parent in common …

Sister definition: a female offspring having both parents in common with another offspring; female sibling.. See examples of SISTER used in a sentence.