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Pronunciation: di'ro-fi-la're-a

Definition: A genus of filaria (family Onchocercidae, superfamily Filarioidea); Dirofilaria species are usually found in mammals other than humans, but rare examples of human infection are known, as by Dirofilaria immitis.

[L. dirus, dread, + filum, thread]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.