1. Getting higher or more vigorous
   "an improving economy"
   - up

1. To make better
   "The editor improved the manuscript with his changes"
   - better, amend, ameliorate, meliorate 
2. Get better
   "The weather improved toward evening"
   - better, ameliorate, meliorate

See also: improvement, improver, rising

Type of: alter, change, change state, modify, turn

Encyclopedia: Improve

• pronoun
• pronounce
• pronounceable
• pronounced
• pronouncement
• pronto
• pronucleus
• pronunciamento
• pronunciation
• proof
• proof spirit
• proofed
• proofread
• proofreader
• prop
• prop root
• prop up
• prop-leg
• propaedeutic
• propaedeutics
• propaganda
• propagandise
• propagandism
• propagandist
• propagandistic