crypto UK /ˈkɹɪptəʊ/US /ˈkɹɪptoʊ/adjective 1noun 7forms 3 adjective1 •Secret or covert. noun7 •A secret supporter or follower. •(informal) Clipping of cryptocurrencySome Turks have turned to crypto as a way to protect their savings from skyrocketing inflation and the weakening of its currency, the lira. — 2021 •(informal) Clipping of cryptographyBTW, Turing's test ideas had a lot of influence (so my crypto friends tell me) on various notions in Cryptography and Complexity such as interactive proofs and zero-knowledge protocols. — 1989 •(informal) Clipping of cryptosporidiosisWith immune system damage come the infections associated with AIDS: PCP, MAC, toxoplasmosis, crypto, meningitis, thrush, lymphomas, CM, fungal infections, and many others. — 1996 •(informal) Clipping of cryptosporidium •(informal) Clipping of cryptococcus •(informal) Clipping of cryptococcosis formscryptos · more crypto · most crypto