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Noun: sister  sis-tu(r)
  1. A female person who has the same parents as another person
    "my sister married a musician";
    - sis [informal]
  2. A female person who is a fellow member of a sorority or labour union or other group
    "none of her sisters would betray her"
  3. [Brit] One skilled in caring for young children or the sick (usually under the supervision of a physician)
    - nurse
  4. A woman religious
    - nun
Adjective: sister  sis-tu(r)
  1. Closely linked or associated
    "a sister organization"
Noun: Sister
  1. (Roman Catholic Church) a title given to a nun (and used as a form of address)
    "the Sisters taught her to love God"

Derived forms: sisters, Sisters

Type of: caregiver [N. Amer], carer [Brit], fellow member, female sibling, health care provider, health professional, member, PCP, primary care provider, religious

Antonym: brother

Part of: nurse-patient relation, sisterhood, sorority [N. Amer]

Encyclopedia: Sister, Sister