[1] : WordNet (r) 2.0

come across
     v 1: find unexpectedly; "the archeologists chanced upon an old
          tomb"; "she struck a goldmine"; "the hikers finally
          struck the main path to the lake" syn: fall upon, strike,
           come upon, light upon, chance upon, chance on,
          happen upon, attain, discover
     2: be perceived in a certain way; make a certain impression
     3: come together; "i'll probably see you at the meeting"; "how
        nice to see you again" syn: meet, ran into, encounter,
         run across, see
     4: communicate the intended meaning or impression; "he came
        across very clearly" syn: come over
     5: be received or understood syn: resonate
see also:
fall upon strike come upon light upon chance upon chance on 
happen upon attain discover meet ran into 
encounter run across see come over resonate 

[2] : Moby Thesaurus II by Grady Ward, 1.0

80 moby thesaurus words for "come across":
   alight upon, aller sans dire, be manifest, be no secret,
   blunder upon, bump into, chance upon, circulate, come across with,
   come among, come down with, come on, come through with,
   come up against, come upon, confront, cough up, deliver,
   deliver over, discover serendipitously, distribute, encounter,
   fall across, fall among, fall foul of, fall in with, fall upon,
   fork over, forward, give in, give out, give over, glare,
   go without saying, grease the palm, hand, hand in, hand out,
   hand over, hang out, happen upon, hit upon, kick in, lay on one,
   light upon, meet, meet head-on, meet up with, meet with,
   need no explanation, pass, pass out, pass over, pitch upon,
   plunk down, pony up, post, project, reach, render, resign,
   run across, run into, run smack into, run up against, run upon,
   sauter aux yeux, shout, speak for itself, stand out, stick out,
   strike the eye, stumble on, stumble upon, stump up, surrender,
   tickle the palm, transfer, tumble on, turn over

Come Across >> C Words
Come Across, definition of term: Come Across
come+across_pag1.html

Come >> C Words
Come, definition of term: Come
come_pag1.html

Across >> A Words
Across, definition of term: Across
across_pag1.html

Come Off >> C Words
Come Off, definition of term: Come Off
come+off_pag1.html

Come Together >> C Words
Come Together, definition of term: Come Together
come+together_pag1.html

Come Into >> C Words
Come Into, definition of term: Come Into
come+into_pag1.html

Come On >> C Words
Come On, definition of term: Come On
come+on_pag1.html

Come Round >> C Words
Come Round, definition of term: Come Round
come+round_pag1.html

Come To >> C Words
Come To, definition of term: Come To
come+to_pag1.html

Come Through >> C Words
Come Through, definition of term: Come Through
come+through_pag1.html

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