- crab lice infestation.
Origin of phthiriasis
1590–1600; < Greek phtheiríāsis, equivalent to phtheír louse + -iāsis -iasis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for phthiriasis
It has been said that the phthiriasis of the cat is occasioned by the abundance of ricini.Animal Parasites and Messmates
P. J. Van Beneden
As an equine disorder this kind of phthiriasis was first described by Bouley.Parasites
T. Spencer Cobbold
Phthiriasis, thi-rī′a-sis, n. the lousy disease—morbus pediculosus.
I shall now proceed to the remaining class of diseases mistaken for Phthiriasis; those, namely, which are produced by larv.An Introduction to Entomology: Vol. I (of 4)
Louse-infestation is known as phthiriasis in medical and veterinary terminology.
- pathol the state or condition of being infested with lice; pediculosis
C16: via Latin from Greek, from phtheir louse
- Infestation with lice, especially crab lice; pediculosis.