improve Idioms & Phrases


royal society of london for improving natural knowledge

  • noun an honorary English society (formalized in 1660 and given a royal charter by Charles II in 1662) through which the British government has supported science
    Royal Society.
WordNet

To improve onupon

  • to make useful additions or amendments to, or changes in; to bring nearer to perfection; as, to improve on the mode of tillage.
Webster 1913