oneirodynIa

[Gr. oneiros, one iron=a dream, and odyne =pain.] Painful dreams; nightmare; disturbed sleep. on-eïr-ol-o-gist, subst. [Eng.oneirolog(y); -ist.] One who is versed or skilled in oneirology. "The one i roc rites or oneirologists ." -Southey: The Doc tor , ch. cxxviii. on-eïr-ol-o-gy, subst . [Gr. oneiros, one iron a dream, and logos a discourse.] That branch of science which treats of dreams; a discourse or treatise on dreams.