WordWeb Online

1. Cause to change; make different; cause a transformation
   "The advent of the automobile may have altered the growth pattern of the city"
   - change, modify
    
2. Become different in some particular way, without permanently losing one's or its former characteristics or essence
   - change, vary
    
3. Make an alteration to
   "This dress needs to be altered"
    
4. Insert words into texts, often falsifying it thereby
   - interpolate, falsify
    
5. Remove the ovaries of
   - neuter, spay, castrate

Sounds like: altar

Derived forms: alters, altered, altering

See also: alterable, alteration

Type of: desex, desexualise [Brit], desexualize, edit, fix, redact, sterilise [Brit], sterilize, unsex

Encyclopedia: Alter Alter,Detroit