Definition of predacious in English:

predacious

(also predaceous)

adjective

  • (of an animal) predatory.

    ‘predacious insects’
    • ‘Densities of predaceous arthropods were higher on fertilized than on unfertilized trees.’
    • ‘With no parental care the eggs are vulnerable to predators such as cray fish, predacious insects and small fish.’
    • ‘The ground beetles, or Carabidae, are just one of the largely predacious insect families designed for the job.’
    • ‘The study of mongoose prey-killing techniques points to a highly efficient killing bite used on vertebrate prey, even in the least predaceous species.’
    • ‘Superfluous killing has been reported for a diverse group of animals, including zooplankton, stoats and weasels, damselfly naiads, wolves, predaceous mites, and spiders.’
    • ‘The last animals were such accomplished killers that they achieved a level of professionalism rarely seen among predacious beasts.’
    • ‘The swamp eel is predaceous, grows to about 1 m in length, and can survive dry periods by burrowing in mud.’
    • ‘Similarly, the tiny water flea develops a large protective ‘helmet’ when predaceous larvae of the Chaoborus fly are present in the water nearby.’
    • ‘It has, in fact, all the vices and none of the virtues of a predaceous fish ’.’
    • ‘Thus, our results confirm theories predicting that isolated, rare, or predaceous species will be lost first from fragmented landscapes.’
    • ‘Thus, the predacious larvae do not increase in number as a result of resource dynamics.’
    • ‘It attempts to characterize the predatory behavior of three genera of large predaceous dinosaurs from the distribution of their shed teeth at Como Bluff, Wyoming.’
    • ‘Young live in schools while adults are solitary, predaceous, and aggressive, only coming together to spawn.’
    • ‘The predaceous invaders consume the fungus and, researchers suspect, feed the stolen larvae to their own broods.’
    • ‘Unfortunately - at least for entomologists trying to classify them - male predaceous diving beetles lack these embellishments.’
    • ‘They are predacious, catching with their hindlegs soft-bodied insects, such as true flies and spiders.’
    • ‘Dorothy McKey-Fender is still writing (on predacious worms, at the moment), and after coming out of the woods, Fender and I visit her at her house in McMinnville, Oregon.’
    • ‘These flies do not bite or sting humans, and are considered beneficial, as they are predaceous on aphids and other insects.’
    carnivorous, hunting, raptorial, ravening
    View synonyms

Origin

Early 18th century: from Latin praeda ‘booty’ + -acious.

Pronunciation

predacious

/prɪˈdeɪʃəs/