"Invertebral" is a word in ENGLISH

A limb, or locomotive or prehensile organ, of an invertebrate animal.

The long projecting sucking mouth of some insects, and other invertebrates, as in the Hemiptera.

The anterior or cephalic ganglion in insects and other invertebrates.

A white amorphous horny substance forming the harder part of the outer integument of insects, crustacea, and various other invertebrates; …

One of the corneas of a compound eye in the invertebrates.

The lower side of the body of some invertebrates, especially when used for locomotion, when it is often called a …

A group of wormlike invertebrates having, along the sides of the body, branchial openings for the branchial sacs, which are …

One of the artificial group of invertebrates of various kinds, which live parasitically upon the exterior of other animals; an …

The hardened parts of the external integument of an animal, including hair, feathers, nails, horns, scales, etc.,as well as the …

The organ of sight or vision. In man, and the vertebrates generally, it is properly the movable ball or globe …

A simple visual organ found in many invertebrates, consisting of pigment cells covering a sensory nerve termination.

A thick muscular stomach found in many invertebrate animals.

One the above-mentioned filaments, consisting, in invertebrate animals, of a long, tubular part which is free and flexible, and a …

A slender outgrowth from the chitinous cuticle of insects, spiders, crustaceans, and other invertebrates. Such hairs are totally unlike those …

An individual which has the attributes of both male and female, or which unites in itself the two sexes; an …

Having the ganglia of the nervous system unsymmetrically arranged; -- said of certain invertebrate animals.

Having the ganglia of the nervous system symmetrically arranged, as in certain invertebrates; -- opposed to heterogangliate.

An inner cellular layer which lies beneath the chitinous cuticle of arthropods, annelids, and some other invertebrates.

Any small crustacean. In a wider sense, the word is often loosely applied to various small invertebrates.

One of the Invertebrata.