improver
- n someone devoted to the promotion of human welfare and to social reforms
- n a component that is added to something to improve it
- In 1824, one George Stephensonimprover of locomotiveswent before the House of Lords to plead for a charter authorizing the use of steam locomotives in England.
- At length he brings a warehouse co-worker (Kirk Douglas), an ambitious self-improver, glib, personable and halfsincere.
- A houseful of shouting children is an amazing improver of one's powers of concentrationVictor Hugo will bear me out.