ich·​thy·​oph·​thir·​i·​us ˌik-thē-äf-ˈthir-ē-əs How to pronounce ichthyophthirius (audio)
capitalized : a genus of oval ciliates (order Holotricha) that are included in a single species (I. multifiliis) and are parasitic in the skin of various freshwater fishes where they encyst and multiply causing a severe and sometimes fatal inflammation
: ich

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“Ichthyophthirius.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ichthyophthirius. Accessed 29 Feb. 2024.

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