contactant

noun
con·​tac·​tant | \ kənˈtaktənt, (ˈ)kän¦- \
plural -s

Definition of contactant

: any allergen that produces manifestations of hypersensitivity at the site of contact with the skin or the mucosa

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History and Etymology for contactant

contact entry 1 + -ant

Learn More About contactant

Dictionary Entries Near contactant

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contactant

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Cite this Entry

“Contactant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/contactant. Accessed 27 Jun. 2022.

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