Search the Dictionary

The membrane of fibrous connective tissue which closely invests cartilage, except where covering articular surfaces.

Around the notochord; as, a perichordal column. See Epichordal.

A division of ciliated Infusoria having a circle of cilia around the oral disk and sometimes another around the body. It includes the vorticellas. See Vorticella.

Designating a photomechanical process for making reproductions in natural colors by three printings.

A genus of Devonian fossil fishes with winglike appendages. The head and most of the body were covered with large bony plates. See Placodermi.

An owl. [Obs.] Spenser.

A disease of the eye, in which the eyelashes, being turned in upon the eyeball, produce constant irritation by the motion of the lids.

A small, slender nematoid worm (Trichina spiralis) which, in the larval state, is parasitic, often in immense numbers, in the voluntary muscles of man, the hog, and many other animals. When insufficiently cooked meat containing the larvæ is swallowed by man, they are liberated and rapidly become adult, pair, and the ov…

Trichinosis.

To render trichinous; to affect with trichinæ; -- chiefly used in the past participle; as, trichinized pork.

An apparatus for the detection of trichinæ in the flesh of animals, as of swine.

The disease produced by the presence of trichinæ in the muscles and intestinal track. It is marked by fever, muscular pains, and symptoms resembling those of typhoid fever, and is frequently fatal.

Of or pertaining to trichinæ or trichinosis; affected with, or containing, trichinæ; as, trichinous meat.

A delicate, hairlike siliceous spicule, found in certain sponges. Trichite sheaf (Zoöl.), one of the small sheaflike fascicles of slender setæ characteristic of certain sponges. See Illust. under Spicule.

Like or pertaining to the genus Trichiurus or family Trichiuridæ, comprising the scabbard fishes and hairtails.

Of, like, or pertaining to, Trichiurus.

A genus of fishes comprising the hairtails. See Hairtail.

A chloride having three atoms of chlorine in the molecule.

The gill of a crustacean in which the branchial filaments are slender and cylindrical, as in the crawfishes.

A lasso cell.