columnaris disease


variants or less commonly columnaris
plural -es
: a highly fatal disease of fingerling trout and salmon especially when concentrated in hatchery ponds that is caused by a myxobacterium (Chondrococcus columnaris)

Word History


New Latin columnaris, specific epithet of Chondrococcus columnaris, species causing the disease, from Late Latin, columnar

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Dictionary Entries Near columnaris disease

Cite this Entry

“Columnaris disease.” Dictionary, Merriam-Webster, Accessed 29 May. 2023.

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