darkling beetle

noun

Definition of darkling beetle

: any of a family (Tenebrionidae) of firm-bodied, mostly dark-colored, nocturnal beetles that feed on vegetation and often have vestigial and functionless wings and whose larvae are usually hard, cylindrical worms (such as a mealworm)

called also tenebrionid

Examples of darkling beetle in a Sentence

Recent Examples on the Web

The scientists found, for example, that darkling beetle larvae, commonly reported to be 58 to 65 percent protein, are only 49 percent. Marta Zaraska, Discover Magazine, "Raising the Steaks: How One City in the Netherlands Wants to Feed the World," 13 Mar. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'darkling beetle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of darkling beetle

1816, in the meaning defined above

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The first known use of darkling beetle was in 1816

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Britannica.com: Encyclopedia article about darkling beetle

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