noun
The definition of an alteration is a revision.
Remodeling a house is an example of an alteration.
alteration

- an altering or being altered
- the result of this; change
alteration

noun
- The act or procedure of altering.
- The condition resulting from altering; modification.
alteration

Noun
(plural alterations)
- The act of altering or making different.
- The state of being altered; a change made in the form or nature of a thing; changed condition.
Origin
See also: altérationFrom Old French alteracion (French altération), from Medieval Latin alterātiō.
alteration - Legal Definition

See
material alteration.