innovation

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The act of introducing something new.
2. n. Something newly introduced.

Century Dictionary and Cyclopedia

1. n. The act of innovating; the introduction of new things or methods.
2. n. A novel change in practice or method; something new introduced into established arrangements of any kind; an unwonted or experimental variation.
3. n. In Scots law, the exchange, with the creditor's consent, of one obligation for another, so as to make the second obligation come in the place of the first, and be the only subsisting obligation against the debtor, both the original obligants remaining the same. Also called novation.
4. n. In botany, a newly formed shoot or extension of the stem: used especially with reference to the mosses, in which the new shoot becomes independent by the dying off behind of the parent axis.

Wiktionary

1. n. The act of innovating; the introduction of something new, in customs, rites, etc.
2. n. A change effected by innovating; a change in customs; something new, and contrary to established customs, manners, or rites.
3. n. A newly formed shoot, or the annually produced addition to the stems of many mosses.

GNU Webster's 1913

1. n. The act of innovating; introduction of something new, in customs, rites, commercial products, etc.
2. n. A change effected by innovating; a change in customs; something new, and contrary to established customs, manners, or rites.
3. n. (Bot.) A newly formed shoot, or the annually produced addition to the stems of many mosses.

WordNet 3.0

1. n. a creation (a new device or process) resulting from study and experimentation
2. n. the creation of something in the mind
3. n. the act of starting something for the first time; introducing something new