OPERATION n. 6 definitions
al, mechanical, or moral. The pain and sickness caused by manna are the effects of its operation on the stomach. Locke. Speculative painting, without the assistance of manual operation, can never attain to perfection. Dryden.
ORATION n. 2 definitions
discourse having reference to some special occasion, as a funeral, an anniversary, a celebration, or the like; -- distinguished from an argument in court, a popular harangue, a sermon, a lecture, etc.; as, Webster's oration at Bunker Hill. The lord archbishop . . . made a long oration. Bacon.
PENETRATION n. 2 definitions
ng into, or comprehending, anything difficult. And to each in ward part, With gentle penetration, though unseen, Shoots invisible virtue even to the deep. Milton. A penetration into the difficulties of algebra. Watts.