I . n.
1.
Actual observation, actual trial, actual feeling, actual presentation.
2.
Continued or repeated observation, long practice, thorough acquaintance with facts, knowledge gained from observation, experimental knowledge, practical wisdom.
II . v. a.
1.
Feel, be the subject of, have in one's own perceptions or sensations or feelings, actually observe, have before one's own senses, prove by trial, have practical acquaintance with.
2.
Undergo, be the subject of.
3.
Endure, suffer, be subjected to.