plural noun, singular in·di·ci·um.

a postal marking used rather than a stamp or a regular cancellation on each item in a large shipment of prepaid mail.
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


[in-dish-ee-uh m]

noun, plural in·di·ci·a [in-dish-ee-uh] /ɪnˈdɪʃ i ə/, in·di·ci·ums.

Origin of indicium

1615–25; < Latin: disclosure, sign, indication, equivalent to indic(āre) to make known (see indicate) + -ium -ium Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for indicia

Historical Examples of indicia

  • Averages may be indicia of causation, but they are not themselves causes.

    The Value of Money

    Benjamin M. Anderson, Jr.

  • The same is true of Kemmerer's indicia of "growth of business."

    The Value of Money

    Benjamin M. Anderson, Jr.

  • They form the indicia to a people's mission, and are our best guides to God's purpose in creating us.

    The Negro Problem

    Booker T. Washington, et al.

  • These three indicia, weighted in a manner to be described in a moment, are then averaged.

    The Value of Money

    Benjamin M. Anderson, Jr.

  • The indicia of trade cover up speculation and the other things that go on in New York, and other financial centers.

    The Value of Money

    Benjamin M. Anderson, Jr.

British Dictionary definitions for indicia


pl n singular -cium (-ʃɪəm)

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 indicia

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

Online Etymology Dictionary, © 2010 Douglas Harper