(adj-i) dusky
dim
shady
(adj-na,n) (1) total darkness
pitch dark
(2) bleak future
poor prospects
(P)
(adj-no,adj-na,n) pitch dark
total darkness
(n) twin propellers
(adj-i) dim
gloomy
(P)
(n,vs) indiscriminate learning by heart
(adv) (uk) unreasonably
absurdly
recklessly
indiscreetly
at random
(n) giddiness (from standing up too fast)
(n) cool dark place
(adj-i) gloomy
obscure
(adj-i) gloomy
obscure
(n) shadowy past
(n) gathering dark clouds
being under the shadow of
(n) underdrainage
(n) (comp) encryption key
(n) cryptanalysis
(n) (comp) cryptography
encryption technology
(n) cryptography
cryptographic technique
(n) (comp) cryptographic synchronization
(n) the Dark Ages
(n) dark nebula
(n) Dark Continent (i.e. Africa)
(n) dark matter
(n) assassination
(n) attempted assassination
(n) night vision device
(n) (comp) implicit declaration
(n) (comp) implied expression
(n) suggestive therapy
(n) personal identification number
PIN
password number