: any of numerous very small soft-bodied homopterous insects (superfamily Aphidoidea) that suck the juices of plants
Examples of aphid in a Sentence
Recent Examples on the Web
These insects feed on aphids and other common pepper pests.
—
Lauren Landers, Better Homes & Gardens, 20 Feb. 2026
Abelia can experience occasional aphid problems, which are easily managed by washing aphids from plants with a powerful stream of water.
—Kim Toscano, Southern Living, 19 Feb. 2026
Peppers are prone to being invaded by aphids, spider mites, and other pests until rosemary plants come and save the day.
—Ashlyn Needham, The Spruce, 16 Feb. 2026
Dormant oil is a slightly more concentrated form of horticultural oil, which can be used to smother some fungal spores and overwintering insect pests like aphids, mites, and scale.
—Miri Talabac, Baltimore Sun, 13 Feb. 2026
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Lauren Landers, Better Homes & Gardens, 20 Feb. 2026
Abelia can experience occasional aphid problems, which are easily managed by washing aphids from plants with a powerful stream of water.
—Kim Toscano, Southern Living, 19 Feb. 2026
Peppers are prone to being invaded by aphids, spider mites, and other pests until rosemary plants come and save the day.
—Ashlyn Needham, The Spruce, 16 Feb. 2026
Dormant oil is a slightly more concentrated form of horticultural oil, which can be used to smother some fungal spores and overwintering insect pests like aphids, mites, and scale.
—Miri Talabac, Baltimore Sun, 13 Feb. 2026
See All Example Sentences for aphid
Cite this Entry
“Aphid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aphid. Accessed 26 Feb. 2026.
Copy CitationKids Definition
aphid
noun
ˈā-fəd 
also ˈaf-əd
: any of numerous small soft-bodied insects that suck the juices of plants
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