from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of, pertaining to, or resembling a hedgehog.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of the Hedgehog family; like, or characteristic of, a hedgehog.

from The Century Dictionary and Cyclopedia

  • Belonging to the hedgehog family; resembling a hedgehog.


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin ērināceus ("hedgehog").


  • And while she knows a lot of big words like erinaceous, she's also very good at simplifying them: "Serendipity is when you find things you weren't looking for because finding what you are looking for is so damned difficult."

    Archive 2008-10-01

  • Where to start ... the first thing I saw that I really wanted (and of course it was sold out) were these hedgehog notecards (so erinaceous!) from Papered Together.

    September 2007

  • We've already showed you how easy searching Google's dictionary is: just type, for example, define erinaceous to get a straight-out-of-the-dictionary definition for "erinacious".



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  • Erin is the perfect name for a pet hedgehog.

    August 23, 2018

  • Lucky! Such a cute word, too.

    August 23, 2018

  • Ah, I finally see why it's Erin McKean's favorite word. (Actually I knew when if first heard.) Erin-aceous

    August 23, 2018

  • Though cool at work and perspicacious
    Our Erin provoked turns hellacious.
    Spammers learn quickly
    The lady is prickly.
    Be warned by the page on erinaceous.

    May 27, 2015

  • Wordplaywise, what a splendidly apt adoption, erinmcknaceous!
    Recalling The Wordie Banana Song.

    May 27, 2015

  • I'd go with tiggy-winkly. Or, since another term for hedgehog is the nicely palindromic gipsy's pig, possibly tziganoporcine. Here is a video of Erin, speaking at that Monterey conference for bigwigs:

    Erin McKean on redefining the dictionary

    July 22, 2008

  • A parallel here with phascolomian and wombastic.

    March 30, 2008

  • Erin McKean's favorite word. I myself prefer "hedgehoggy."

    March 14, 2007