augmentation

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The act or process of augmenting.
2. n. The condition of being augmented.
3. n. Something that augments.
4. n. Music The presentation of a theme in notes of usually double time value.

Century Dictionary and Cyclopedia

1. n. The act of increasing or making larger by addition, expansion, or dilatation; the act of adding to or enlarging; the state or condition of being made larger.
2. n. That by which anything is augmented; an addition: as, the augmentation amounted to $500 a year.
3. n. Specifically In music, where much repetition and imitation of themes is required, the modification of a theme or subject by systematically increasing the original time-value of all its notes. In heraldry, an additional charge to a coatarmor, granted as a mark of honor to an armiger. It is borne on an ordinary or subordinary in such a way as to be evidently an addition to the paternal coat, and in ancient times was more rarely used as an addition to the bearings on the field. Also called addition.
4. n. In pathology, same as augment
5. n. A hypothesis relating to the development of number systems, according to which the primary number-concept was based on the idea of the self and of the four directions front, back, right, left, and sometimes, in addition to these, above and below.
6. n. In astronomy, the excess of the moon's apparent diameter, seen from a given point, over its diameter as it would be if seen from the center of the earth. The excess is due to the fact that the moon, except when on the horizon, is nearer to the observer than to the earth's center.
7. n. In botany, same as multiplication, 3.
8. n. In law, a share of the great tithes temporarily granted to the vicars by the appropriators, and made perpetual by a statute of Charles II.: also used in a similar sense in the Canadian law.

Wiktionary

1. n. The act or process of augmenting.
2. n. heraldry A particular mark of honour, granted by the sovereign in consideration of some noble action, or by favour; and either quartered with the family arms, or on an escutcheon or canton.
3. n. medicine A surgical procedure to enlarge a body part, as breast augmentation.
4. n. medicine The stage of a disease during which symptoms increase or continue.
5. n. music a compositional technique where the composer lengthens the melody by multiplying the length of each note by the same number

GNU Webster's 1913

1. n. The act or process of augmenting, or making larger, by addition, expansion, or dilation; increase.
2. n. The state of being augmented; enlargement.
3. n. The thing added by way of enlargement.
4. n. (Her.) A additional charge to a coat of arms, given as a mark of honor.
5. n. (Med.) The stage of a disease in which the symptoms go on increasing.
6. n. (Mus.) In counterpoint and fugue, a repetition of the subject in tones of twice the original length.

WordNet 3.0

1. n. the statement of a theme in notes of greater duration (usually twice the length of the original)
2. n. the act of augmenting
3. n. the amount by which something increases