oriental rat flea
noun
: a flea of the genus Xenopsylla (X. cheopis) that is widely distributed on rodents and is a vector of plague
Cite this Entry
“Oriental rat flea.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/oriental%20rat%20flea. Accessed 18 Jul. 2025.
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