[in-dish-ee-uh m]

Origin of indicium

1615–25; < Latin: disclosure, sign, indication, equivalent to indic(āre) to make known (see indicate) + -ium -ium


plural noun, singular in·di·ci·um.
  1. a postal marking used rather than a stamp or a regular cancellation on each item in a large shipment of prepaid mail.
  2. Often indicium.
    1. a printed message or instruction, especially one stamped on a package: an indicium of “bulk mail.”
    2. an indication or token.

Origin of indicia

1615–25; < Latin, plural of indicium indicium Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for indicium


pl n singular -cium (-ʃɪəm)
  1. distinguishing markings or signs; indications
Derived Formsindicial, adjective

Word Origin for indicia

C17: from Latin, plural of indicium a notice, from index
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for indicium



"indications," Latin plural of indicium "information, disclosure, discovery," from index (genitive indicis); see index.

Online Etymology Dictionary, © 2010 Douglas Harper