It is an information to state that any action,process or function has begun.It is the US abbreviation for the name of the Canadian Province of Ontario.It is a preposition mean â¦ ing that one object is in contact with, and usually above, another object.
Sparing the nucleus: Cortical cataracts are in a layer of the lens outside of the nucleus which is the center of the lens. They are sometimes congenital. Depending upon the density they may disturb the vision but sometimes are thin enough not to be a problem.
capsular cataract one consisting of an opacity of the capsule of the lens. complicated cataract secondary cataract. cortical cataract an opacity in the cortex of the lens. hypermature cataract one in which the entire lens capsule is wrinkled and the contents have become solid and shrunken, or soft and liquid. immature cataract (incipient cataract) an incomplete cataract; the lens is only slightly opaque and the cortex clear.