agrypnotic
ag·ryp·no·tic
adjective
1.
of or pertaining to agrypnia
Origin
From the Greek word άγρυπνος (ágrypnos) meaning sleepless.
Related words
Pertaining to
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.