(a.) Diligent in application or pursuit; constant, persistent; as, sedulous flattery\; steady, and persevering in business, or in endeavors to effect an object; steadily industrious; assiduous; as, the sedulous bee.

active ardent assiduous busy constant continuing diligent dogged elaborate enduring energetic faithful fervent hard hardworking hustling immutable inalterable indefatigable indomitable industrious insistent invincible laborious lasting loyal never idle never-tiring obstinate operose painstaking patient patient as Job permanent perseverant persevering persistent persisting pertinacious plodding plugging preoccupied rapt relentless resolute single-minded sleepless slogging stable steadfast steady strenuous stubborn tenacious thorough thoroughgoing tireless unabating unconquerable undaunted undiscouraged undrooping unfailing unfaltering unflagging unflinching unintermitting uninterrupted unnodding unrelaxing unrelenting unremitting unsleeping unsparing unswerving untiring unwavering unwearied unwearying unwinking utterly attentive vehement weariless zealous