the GNU version of the Collaborative International Dictionary of English
n. The state or quality of being subconscious; a state of mind in which perception and other mental processes occur without distinct consciousness.
The Century Dictionary and Cyclopedia
n. A form or state of consciousness in which there is little strength or distinctness of perception or mental action in general.
n. Mental processes conceived as taking place without consciousness.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a state of mind not immediately available to consciousness
Word Usage
"From the comatose state, Spurlock passed into that of the babbling fever; but that guarding instinct which is called subconsciousness held a stout leash on his secret."