What does trichinae mean?
Trichinae are the infective larvae of parasitic roundworms belonging to the genus Trichinella, particularly Trichinella spiralis. When contaminated meat is eaten raw or inadequately cooked, the larvae may mature and settle in skeletal muscle, where they can become encysted and cause an illness now generally called trichinellosis. The plural form is standard because an infection may involve many larvae. Trichinae is especially associated with undercooked pork and wild game, although other mammals can serve as hosts. In medical and veterinary writing, the term distinguishes the infective larval stage from the adult worms. Public-health guidance relies on thorough cooking and meat inspection to reduce the risk of transmission. The word is therefore significant not only as a zoological term but also as a warning concerning food preparation and parasites that can persist within muscle tissue.
plural nounThe infective larvae of parasitic roundworms of the genus Trichinella, especially Trichinella spiralis, which may become encysted in muscle tissue and cause trichinellosis.
- The infective larvae of roundworms of the genus Trichinella, especially Trichinella spiralis, which may occur encysted in muscle tissue and cause trichinellosis when eaten.
"Undercooked pork containing encysted trichinae can transmit the infection."
"Laboratory examination of the meat revealed encysted trichinae."
"Infection with trichinae occurs when people eat raw or inadequately cooked infected meat."
Trichinae is the standard plural of trichina and is used for multiple parasitic larvae or collectively for the infective larval stage.
"The larvae develop into trichinae and may become enclosed in cysts in muscle tissue."
A tiny Trichinella larva can enter muscle tissue and form a protective cyst, turning undercooked meat into a potential source of trichinellosis.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does trichinae come from?
The singular form trichina is a New Latin taxonomic term derived from Greek trichinos, meaning “hairy,” with reference to the worm’s hair-like appearance. Trichinae was formed as the Latin plural of that singular noun. Related English forms include trichinosis, trichinellosis, and trichinous, all of which continue the same Greek root concerning hair.
Related word forms
How trichinae is actually used
The word is normally plural and is most common in medical, veterinary, and food-safety contexts. It ordinarily denotes the infective larvae rather than the mature worms.
Easily confused with trichinae
Trichina is the singular form and can refer to an individual worm or, collectively, to the parasite; trichinae usually refers specifically to its infective larval stage.
Trichinae are the parasitic larvae, whereas trichinosis is the disease caused by their presence in the body.