|
English to English noun
| 1 |
someone devoted to the promotion of human welfare and to social reforms |  | source: wordnet30
| 2 |
a component that is added to something to improve it | | Example: the addition of a bathroom was a major improvement
the addition of cinnamon improved the flavor
source: wordnet30
| 3 |
One who, or that which, improves. | | source: webster1913
|