sister
noun
1. a female person who has the same parents as another person
- my sister married a musician
Similar word(s): sis
Definition categories: person
2. (Roman Catholic Church) a title given to a nun (and used as a form of address)
- the Sisters taught her to love God
Definition categories: person, nun
3. a female person who is a fellow member of a sorority or labor union or other group
- none of her sisters would betray her
Definition categories: person, member
Sentences with sister as a noun:
- My sister is always driving me crazy.
- Michelle left behind her bank job and became a sister at the local convent.
- Connie was very close to her friend Judy and considered her to be her sister.
- sister publication, sister city, sister projects
- sister ships, sister facility
verb
1. (transitive, construction) To strengthen (a supporting beam) by fastening a second beam alongside it.
- I’m trying to correct my sagging floor by sistering the joists.
2. (obsolete, transitive) To be sister to; to resemble closely.