Dictionary > Snail

Snail

snail
1. (Science: zoology) Any one of numerous species of terrestrial airbreathing gastropods belonging to the genus helix and many allied genera of the family Helicidae. They are abundant in nearly all parts of the world except the arctic regions, and feed almost entirely on vegetation; a land sanil. Any gastropod having a general resemblance to the true snails, including fresh water and marine species. See pond snail, under Pond, and sea snail.
2. Hence, a drone; a slow-moving person or thing.
3. (Science: mechanics) A spiral cam, or a flat piece of metal of spirally curved outline, used for giving motion to, or changing the position of, another part, as the hammer tail of a striking clock.
4. A tortoise; in ancient warfare, a movable roof or shed to protect besiegers; a testudo. They had also all manner of gynes engines . . . That needful is taking or sieging of castle or of city, as snails, that was naught else but hollow pavises and targets, under the which men, when they fought, were heled protected, . . . As the snail is in his house; therefore they cleped them snails. (Vegetius (Trans))
5. (Science: botany) The pod of the sanil clover. Ear snail, edible snail, pond snail, etc. See Ear, Edible, etc.
(Science: zoology) Snail borer, a boring univalve mollusk; a drill.
(Science: botany) Snail clover See Snail clover, above.
Origin: OE. Snaile, AS. Sngel, snegel, sngl; akin to G. Schnecke, OHG. Snecko, Dan. Snegl, Icel. Snigill.


You will also like...

Hormone Production
Hormone Production

Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..

Human Neurology
Human Neurology

Human Neurology deals essentially with the nervous system of humans. It also features the various theories put forward b..

Plant Water Regulation
Plant Water Regulation

Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..

Chemical composition of the body
Chemical Composition of the Body

The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..

Genetics and Evolution
Genetics and Evolution

Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..

Muscle
Muscle

Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..