sedulous

/ˈsɛdʒələs/
adjective
  1. Showing careful and persistent effort; diligent and hardworking.
    • The sedulous student spent every evening reviewing her notes for the exam.
    • The gardener's sedulous care kept the roses blooming all summer.
    • His sedulous attention to detail made him an excellent editor.
What does "sedulous" mean? | whatsthatwordmean | whatsthatwordmean