n. Darkness; gloom; murk. “In mirk and mire.” Longfellow. [ 1913 Webster ]
a. [ See Murky. ] Dark; gloomy; murky. Spenser. Mrs. Browning. [ 1913 Webster ]
a. Dark; gloomy; murky. [ Archaic ] Spenser. -- Mirk"some*ness, n. [Archaic] [1913 Webster]
a. Dark; gloomy. See Murky. [ 1913 Webster ]