Circa

ahd-5
  • preposition. In approximately; about.
  • The Century Dictionary and Cyclopedia
  • About; at or near a date given, when the exact time is not known: as, circa a. d. 500. Abbreviated circ., ca., or c.
  • the GNU version of the Collaborative International Dictionary of English
  • preposition. Approximately; about; commonly abbreviated ca.; -- used especially before dates and numerical measures.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • preposition. approximately, about
  • Word Usage
    "Last words, for now, go to Chris Stein circa 1978."
    Synonym
    Words with the same meaning
    about  approximately  ca  
    variant
    ca