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Meaning of assiduous
The primary meaning of the word "assiduous" is showing great care and diligence in one's work or activities.
Etymology of assiduous
The word "assiduous" comes from the Latin word "assiduus", which means "attentive" or "diligent"
 The Latin word "assiduus" is derived from "assidere", which means "to sit beside" or "to attend to"
 The word "assiduous" has been used in English since the 15th century to describe someone who is diligent and hardworking
Synonyms
                                                diligent
                                                                        industrious
                                                                        hardworking
                                                                        sedulous
                                                                        conscientious
                                                                        meticulous
                                                                        thorough
                                                                        painstaking
                                                                        careful
                                                                        attentive
                                                                        scrupulous
                                                                        rigorous
                                                                        strict
                                                                        exacting
                                                                        demanding
                                                                        persistent
                                                                        tireless
                                                                        indefatigable
                                                                        unflagging
                                                                        unremitting
                                                                        steady
                                                                        constant
                                                                        devoted
                                                                        dedicated
                                                                        committed
                                                                        enthusiastic
                                                                        eager
                                                                        zealous
                                                                        passionate
                                                                        fervent
                                                                        ardent
                                                                        keen
                                                                        intent
                                                                        focused
                                                                        concentrated
                                                                        absorbed
                                                                        engrossed
                                                                        rapt
                                                                        intentive
                                                                        studious
                                                                        scholarly
                                                                        erudite
                                                                        learned
                                                                        bookish
                                                                        assiduous
                                                                        persevering
                                                                        dogged
                                                                        resolute
                                                                        unrelenting
                                                                        unwavering
                                                                        unshakeable
                                                                        unyielding
                                                            
            Definitions
- Showing great care and diligence in one's work or activities
- Working carefully and consistently, often for a long period of time
- Constantly and carefully attending to a task or activity
Usage Examples
- The researcher was assiduous in her pursuit of a cure for the disease, spending countless hours in the laboratory.
- The teacher was assiduous in her efforts to help her students understand the complex concept.
- The company's assiduous approach to customer service has earned them a loyal customer base.
Antonyms
                                                lazy
                                                                        idle
                                                                        indolent
                                                                        slothful
                                                                        lethargic
                                                                        apathetic
                                                                        indifferent
                                                                        neglectful
                                                                        careless
                                                                        inattentive
                                                                        distracted
                                                                        lackadaisical
                                                                        unconcerned
                                                                        uninterested
                                                                        unenthusiastic
                                                                        unmotivated
                                                                        uncommitted
                                                                        halfhearted
                                                                        perfunctory
                                                                        superficial
                                                                        cursory
                                                                        hasty
                                                                        rash
                                                                        impulsive
                                                                        inconsiderate
                                                                        thoughtless
                                                                        heedless
                                                                        reckless
                                                                        irresponsible