non·​poi·​son·​ous | \ ˌnän-ˈpȯiz-nəs How to pronounce nonpoisonous (audio) , -ˈpȯi-zᵊn-əs \

Definition of nonpoisonous

: not having the properties or effects of poison : not poisonous nonpoisonous plants nonpoisonous snakes

Examples of nonpoisonous in a Sentence

Recent Examples on the Web Advocates say there are ways around the issue by carefully sourcing nonpoisonous trees that are grown organically and not sprayed with fire retardant. Charles Passy, WSJ, "New Christmas Tree Disposal Method? Eat It," 27 Dec. 2020 This will give them a chance to exercise this innate behavior with a safe source of nonpoisonous plant life. David Shultz, Science | AAAS, "Mystery solved? Why cats eat grass," 8 Aug. 2019

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

First Known Use of nonpoisonous

1850, in the meaning defined above

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The first known use of nonpoisonous was in 1850

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Cite this Entry

“Nonpoisonous.” Dictionary, Merriam-Webster, Accessed 16 May. 2021.

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More Definitions for nonpoisonous


non·​poi·​son·​ous | \ ˈnän-ˈpȯi-zᵊn-əs \

Kids Definition of nonpoisonous

: not poisonous nonpoisonous snakes


non·​poi·​son·​ous | \ -ˈpȯiz-nəs, -ᵊn-əs How to pronounce nonpoisonous (audio) \

Medical Definition of nonpoisonous

: not poisonous

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