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alter

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alter/ˈɑːltɚ/verb
altersalteredaltering
alter
/ˈɑːltɚ/
verb
altersalteredaltering
Learner's definition of ALTER  
: to change (something)
[+ object]
[no object]
[+ object]  : to make a change to (a piece of clothing) so that it will fit better
[+ object]US  : to remove the sex organs of (an animal) so that the animal is unable to reproduce

— altered

adjective
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