monarch butterfly

noun

: a large migratory American butterfly (Danaus plexippus) that has orange-brown wings with black veins and borders and a larva that feeds on milkweed

Illustration of monarch butterfly

Illustration of monarch butterfly

Examples of monarch butterfly in a Sentence

Recent Examples on the Web
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Activities for all ages include painting rocks to decorate your pollinator gardens, crafts and education on monarch butterflies and a variety of yard care and repair tips and tricks for the adults out there. Jared Kaufman, Twin Cities, 23 Apr. 2026 Although supporters have petitioned for several species found in Idaho to gain federal protection, only the monarch butterfly is considered a candidate for endangered or threatened species status. Idaho Statesman, 22 Apr. 2026 Are monarch butterflies endangered? Sarah Linn, Sacbee.com, 22 Apr. 2026 Neal notes that the flowers produce a rich nectar source for pollinators, including monarch butterflies. Madeline Buiano, Martha Stewart, 3 Apr. 2026 See All Example Sentences for monarch butterfly

Word History

First Known Use

1890, in the meaning defined above

Time Traveler
The first known use of monarch butterfly was in 1890

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Cite this Entry

“Monarch butterfly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monarch%20butterfly. Accessed 24 Apr. 2026.

Kids Definition

monarch butterfly

noun
: a large orange and black American butterfly that migrates in large numbers in the spring and fall and whose larva feeds on milkweed

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