cryptically

from WordNet (r) 3.0 (2006)

cryptically
    adv 1: in a cryptic manner; "we will meet again," he said
           cryptically [syn: {cryptically}, {enigmatically},
           {mysteriously}]

from The Collaborative International Dictionary of English v.0.48

Cryptically \Cryp"tic*al*ly\, adv.
   Secretly; occultly; in a manner so as to hide or obscure
   meaning.
   [1913 Webster +PJC]

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