Alteration vs Ameliorate - What's the difference?

As a noun alteration

is alteration.

to make better, to improve.

(en noun)

The act of altering or making different.

* 1594 , , Of the Laws of Ecclesiastical Polity ,

…alteration , though it be from worse to better, hath in it inconveniences…

The state of being altered; a change made in the form or nature of a thing; changed condition.

* 1892 , ,

…and I saw by the alteration in your face that a train of thought had been started.

(Webster 1913)

(ameliorat)

To make better, to improve.

They offered some compromises in an effort to ameliorate the situation.

* Macaulay

In every human being there is a wish to ameliorate his own condition.

* See also

* deteriorate * worsen