Littermate

ahd-5
  • noun. One member of a given litter of animal offspring.
  • the GNU version of the Collaborative International Dictionary of English
  • noun. One of two or more animals born into the same litter.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. An animal born in the same litter
  • Word Usage
    "Niki and her littermate Viki are the aunt and mother of my late and much lamented disabled cat, Claudius."
    Same Context
    Words that are found in similar contexts