Definition of zealous in English:



  • Having or showing zeal.

    ‘the council was extremely zealous in the application of the regulations’
    • ‘Throughout a pulsating and fiercely-contested match, Kendal were unable to please the zealous match official.’
    • ‘The left wing still kind of exists now, but they're not so zealous.’
    • ‘Ann Lee and her immediate entourage were unbowed in their zealous commitment.’
    • ‘Pastor Boichenko is indeed a zealous Pastor and evangelist always leading from the front.’
    • ‘His appeal is his integrity and an almost zealous commitment to his beliefs.’
    • ‘You react with an intense and zealous activity designed to achieve your aims at all costs.’
    • ‘They are also extremists of one kind or another who have devoted themselves to the zealous pursuit of their religious ideals.’
    • ‘Just how zealous is the religious right?’
    • ‘Will we see these zealous litter police staking out public houses.’
    • ‘Missions were built and zealous Franciscan priests set about converting the Indians living in their pueblos.’
    • ‘Now in their 50s, she and her husband are zealous promoters of the mission they began in 1981.’
    • ‘Early radicalisation did not equal zealous ideological commitment.’
    • ‘He had been a fiery boy bursting with zealous defense of his friends.’
    • ‘This was an act committed by one zealous serving girl who sinned thereby.’
    • ‘He is a zealous advocate for the rights of Irish immigrants and others as Chair of the Emerald Isle Immigration Centre.’
    • ‘Her zealous commitment to politics is clearly something that Llosa sees as a special quality.’
    • ‘Such zealous passion would seem to be the natural preserve of that dangerous species, the young man.’
    • ‘The schoolboys who wandered in to play cricket were chased away by a zealous guard who thoughtfully confiscated the ball.’
    • ‘Now we learn of retribution efforts aimed at those who tried to correct the zealous propaganda which drove this nation into war.’
    • ‘Those words were rather extreme, sadly uneducated and overly zealous.’
    fervent, ardent, fervid, fiery, passionate, impassioned, devout, devoted
    committed, dedicated, enthusiastic, eager, keen, avid, sincere, wholehearted, hearty, earnest, vigorous, energetic, zestful, purposeful, forceful, intense, fierce, single-minded
    go-ahead, pushy
    View synonyms


Early 16th century: from a medieval Latin derivative of Latin zelus zeal, jealousy.