The Collaborative International Dictionary of English v.0.48:
Frigidly \Frig"id*ly\, adv. In a frigid manner; coldly; dully; without affection. [1913 Webster]WordNet (r) 3.0 (2006):
frigidly adv 1: without warmth or enthusiasm; "`Come in if you have to,' he said frostily" [syn: frostily, frigidly]