Dictionary
ap•pa•ra•tus crit•i•cus
Pronunciation: (ap"u-rat'us krit'i-kus, -rā'tus; Lat. äp"pä-rä'toos krit'i-koos"), [key]supplementary information, as variant readings, added to a text to provide material for study or criticism.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.