Definition of "aphotic" []

• Having no light. (adjective)
• Of or relating to the region of a body of water that is not reached by sunlight and in which photosynthesis is unable to occur. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Sunlight rarely penetrates below 250 meters and this dark water without any light is called the aphotic zone."
• "Kirk stood in silence for a long time, gazing at the aphotic depths of interstellar space."
• "Straining her eyes into the aphotic depths beyond the carved and painted pillars -- no two alike and all gaily colored like psychedelic barber poles -- she heard the whispery hiss of the torch as it burned in her hands and the faint, quick creaking of Antryg's belt as he moved here and there, drawing out a five-point star within the double circle around them."