Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A sterile or otherwise sexually imperfect female calf born as the twin of a bull calf.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A female calf, born as twin with a bull calf, but sexually imperfect (often infertile).

Etymologies

Perhaps akin to Irish Gaelic mart, heifer.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Etymology unknown. (Wiktionary)

Examples

  • She also bore another wildman, a science-wallah, a eunuch, a freemartin, and the Princess of the Farther Spaces.

    April 5th, 2009

  • You get a freemartin when a female calf has, a twin brother.

    I Don’t Understand ?

  • She hadn't intended to say - "Do I look to you like a freemartin?"

    I Don’t Understand ?

  • You can indulge in any number of pleasant vices with a freemartin and run no risks of having your eyes put out by your son's mistress.

    Archive 2009-08-01

  • Hunter's description of freemartin cattle in 1779 (10).

    Joseph E. Murray - Nobel Lecture

  • Sir Michael Woodruff, the pioneer transplant surgeon in Edinburgh, confirmed the freemartin concept in man when he found a pair of twins, one male the other female, who shared elements of different red cell types.

    Joseph E. Murray - Nobel Lecture

  • The freemartin story culminates in the report of Billingham, Brent and Medawar describing an acquired immunological tolerance produced by neonatal injection of donor cells into a future allograft recipient (14).

    Joseph E. Murray - Nobel Lecture

  • Following this Anderson in 1949 reported successful skin allografts between the freemartin and the normal male (13).

    Joseph E. Murray - Nobel Lecture

  • The trail does not appear again until 1917 when Lillie, not content with mere descriptions, dissected the placentae of several pairs of freemartin cattle and noted the placental intermingling of blood between these differently sexed twins (11).

    Joseph E. Murray - Nobel Lecture

  • And round her waist she wore a silver-mounted green morocco-surrogate cartridge belt, bulging (for Lenina was not a freemartin) with the regulation supply of contraceptives.

    Brave New World

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Comments

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  • "She did not set up as a moralist of any kind, she said, but she would not stomach an open affront from anyone on earth, man, woman, or freemartin."
    --Patrick O'Brian, The Far Side of the World, 33

    February 19, 2008

  • Female born twin to a bull calf (about 9 out of 10 of these will not conceive). A sterile heifer born twin with a bull.

    February 4, 2008