Innovation

Part of speech: noun (n.)

1. The act of innovating; introduction of something new, in customs, rites, etc. Dryden.

2. A change effected by innovating; a change in customs; something new, and contrary to established customs, manners, or rites. Bacon. The love of things ancient doth argue stayedness, but levity and want of experience maketh apt unto innovations. Hooker.

3. A newly formed shoot, or the annually produced addition to the stems of many mosses.