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aphid

American  
[ey-fid, af-id] / ˈeɪ fɪd, ˈæf ɪd /

noun

  1. any of numerous tiny soft-bodied insects of the family Aphididae of worldwide distribution, that suck the sap from the stems and leaves of various plants, some developing wings when overcrowding occurs: an important pest of many fruit trees and vegetable crops.


aphid British  
/ ˈeɪfɪd, əˈfɪdɪən /

noun

  1. Also called: plant louse.  any of the small homopterous insects of the family Aphididae, which feed by sucking the juices from plants See also greenfly blackfly

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of aphid

First recorded in 1880–85; back formation from aphides, plural of aphis

Explanation

An aphid is a bug that's considered a pest by many gardeners. Aphids like to eat a variety of plants, including roses, lettuce, peaches, and grapes. Aphids feed by sucking sap or liquid from a plant, and they can be quite destructive to a farmer's crop or a gardener's flower bed, because they reproduce quickly and efficiently. Several kinds of birds and spiders prey on aphids, and farmers use both chemical and biological insecticides to control them. The word aphid comes from the Modern Latin aphis, from 1758, although its origin isn't known.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The supposed discovery of an aphid in the motel bed sends these two lonely people into a paranoid frenzy that Friedkin transforms into an alternate reality.

From New York Times • Aug. 7, 2023

On Friday, Lohman went in search of aphid experts who could chime in.

From Seattle Times • Jun. 30, 2023

"Lady beetles are part of a healthy outdoor ecosystem that helps to manage aphid populations in certain settings," says Cory Tanner, Horticulture Program Team Director at Clemson University.

From Salon • Feb. 7, 2022

Viswanath Birje has been announced as the winner of the Royal Society of Biology's photography competition, for his image of ants feeding off honeydew excreted by a yellow aphid.

From BBC • Oct. 7, 2021

Several natural enemies of the spotted alfalfa aphid, an accidental import from the Middle East, are credited with saving the California alfalfa industry.

From "Silent Spring" by Rachel Carson

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