How do you spell Topical

Available Definitions:
1)  n. - Of or pertaining to a place; limited; logical application; as, a topical remedy; a topical claim or privilege.
2)  n. - Pertaining to, or consisting of, a topic or topics; according to topics.
3)  n. - Resembling a topic, or general maxim; hence, not demonstrative, but merely probable, as an argument.