adjective
- showing great care and perseverance; diligent and hardworking
Examples
- She was an assiduous student who never missed a class.
- The detective’s assiduous investigation finally uncovered the truth.
- His assiduous attention to detail made him an excellent editor.
- The researcher spent years in assiduous study of ancient texts.
- Through assiduous practice, she mastered the violin.
- The gardener’s assiduous care kept the flowers blooming all season.