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

  • suffix A female that is connected with a specified thing: testatrix.
  • suffix A geometric point, line, or surface: directrix.


Middle English, from Latin -trīx, feminine of -tor, noun suff.
(American Heritage® Dictionary of the English Language, Fourth Edition)


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  • You could be called "Ben Franklin" on the 17th! (of January) HB Just be frank?

    January 15, 2012

  • Surely you did not just call me "Shirley."
    *starts muttering about another typical Saturday the 14th*

    January 14, 2012

  • Hi Shirley! Looks like you survived the Friday 13th menace, eh? :oD

    January 14, 2012

  • I don't believe I'm familiar with any squid lists.
    Also, did you just call me Shirley?

    January 14, 2012

  • Surely you've seen the squid list, ruzuzu?

    January 14, 2012

  • I'm reminded of a punchline about how "kicks are for squids."

    January 13, 2012

  • Ah, Ru! This -trix is for dames.

    January 12, 2012

  • Well dominatrix is still common, and I've come across interlocutrix and executrix and I think editrix in old books, but I take your point. I'm a big fan of this suffix.

    January 12, 2012

  • Wait a minute. I thought Trix were for kids.

    January 12, 2012

  • All these -trixes and we never hear them, except for aviatrix. Perhaps the connection to trickster prevents its common use? Personally, being a female myself, I would revel in being called, for example, an ideatrix :) Wouldn't even mind being known as a trickster as well!

    January 12, 2012