Definition of "assiduous"

assiduous

/əˈsɪdjuːəs/

adjective
comparative more assiduous, superlative most assiduous
1. Hard-working, diligent or regular (in attendance or work); industrious.
  Quotations
  He was officious in the right time and place, quiet as a lamb when his patron seemed inclined to study or to muse, active and assiduous to assist or divert him whenever it seemed to be wished.
  1831, Sir Walter Scott, chapter 2, in The Surgeon's Daughter
  He died after three weeks' illness, during which Mrs. Penniman, as well as his daughter, had been assiduous at his bedside.
  1880, Henry James, chapter 33, in Washington Square‎, Harper & Brothers, page 249
  A good deal of assiduous attention had enabled Henry to win this place in her affections.
  1917, P. G. Wodehouse, “Bill the Bloodhound”, in The Man With Two Left Feet and Other Stories
  Klein rose to prominence in the 1960s by assiduous application of accounting methods to the music industry.
  2009 July 6, Will Pavia, “Allen Klein, accountant turned manager of the Beatles, dies at 77”, in The Times, UK
  “Asteroid City,” the latest from Wes Anderson, is filled with the assiduous visuals, mythic faces and charming curiosities that you expect from this singular filmmaker.
  2023 June 15, Manohla Dargis, “‘Asteroid City’ Review: Our Town and Country”, in The New York Times‎