psylla

[ sil-uh ]
/ ˈsɪl ə /

noun

jumping plant louse.
Also psyl·lid [sil-id] /ˈsɪl ɪd/.

Origin of psylla

< New Latin (1811) Psylla genus name < Greek psýlla flea

Words nearby psylla

psychrometry, psychrophile, psychrophilic, psychrophore, psykter, psylla, psyllid, psyllid yellows, psyllium, psyops, psywar

Example sentences from the Web for psylla

  • The psylla, while irregular in its outbreaks, is most damaging and hard to control when it appears.

    The Pears of New York |U. P. Hedrick

  • Other pests, as psylla, the scab-fungus, and codling-moth beset the pear and make profits uncertain.

    The Pears of New York |U. P. Hedrick

  • Kieffer and related hybrids are somewhat immune to San Jose scale, but are very susceptible to psylla.

    The Pears of New York |U. P. Hedrick

  • The psylla is a minute, sucking insect, wingless in its immature stages, but winged and very active as an adult.

    The Pears of New York |U. P. Hedrick