Tetrapod

[structure] In coastal engineering, a tetrapod is a four-legged concrete structure used as armour unit on breakwaters. The Tetrapod`s shape is designed to dissipate the force of incoming waves by allowing water to flow around rather than against it, and to reduce displacement by allowing a random distribution of Tetrapods to mutually interl
Found on http://en.wikipedia.org/wiki/Tetrapod_(structure)

tetrapod

n. A vertebrae that has (or whose close relatives have) four limbs with digits, not fins.
Found on http://www.ucmp.berkeley.edu/glossary/glossary_7.html

Tetrapod

A tetrapod (which means four legs) is a vertebrate animal that has four limbs (or has only vestigial limbs, like snakes and whales). Amphibians, diapsids (reptiles, including the dinosaurs), birds, mammals and some lobe-finned fish (like Eusthenopteron and Panderichthys) are tetrapods . The earliest tetrapods evolved from Sarcopterygian fish during
Found on http://www.enchantedlearning.com/subjects/dinosaurs/glossary/

tetrapod

[n] - a vertebrate animal having four feet or legs or leglike appendages
Found on http://www.webdictionary.co.uk/definition.php?query=tetrapod

Tetrapod

From the Greek for 'four foot.' In phylogenetic taxonomy, tetrapod has been defined as all of the descendants of the most recent common ancestor of amphibians and amniotes. Note that this definition includes many animals (e.g., snakes) that do not have four feet. See: the Tree of Life, Classification of Terrestrial Vertebrates.
Found on http://www.nhm.ac.uk/hosted_sites/pe/2000_1/retinal/gloss.htm

Tetrapod

Tet'ra·pod noun [ Greek ... fourfooted; te`tra- (see Tetra- ) + ..., ..., foot.] (Zoology) An insect characterized by having but four perfect legs, as certain of the butterflies.
Found on http://www.encyclo.co.uk/webster/T/35

tetrapod

<zoology> An insect characterised by having but four perfect legs, as certain of the butterflies. ... Origin: Gr. Fourfooted; (see Tetra-) +, foot. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found on http://www.mondofacto.com/facts/dictionary?tetrapod

tetrapod

noun a vertebrate animal having four feet or legs or leglike appendages
Found on http://wordnetweb.princeton.edu/perl/webwn?s=tetrapod

Tetrapod

• (n.) An insect characterized by having but four perfect legs, as certain of the butterflies.
Found on http://thinkexist.com/dictionary/meaning/tetrapod/

tetrapod

(from the article `harbours and sea works`) ...thought to the design of concrete armour units that can, by reason of their shape, overcome the disadvantages of the simple cubic, or rectangular, ...
Found on http://www.britannica.com/eb/a-z/t/30

tetrapod

a superclass of animals that includes all limbed vertebrates (backboned animals) constituting the classes Amphibia (amphibians), Reptilia (reptiles), ... [3 related articles]
Found on http://www.britannica.com/eb/a-z/t/30

tetrapod

tetrapod, tetrapodous Having four feet or four limbs; specifically, in entomology, belonging to the Tetrapoda, a division of butterflies having only four perfect legs, the anterior pair being unfit for walking.
Found on http://www.wordinfo.info/words/index/info/view_unit/3353/7

Tetrapod

Tetrapods (Greek τετραποδηδόν tetrӑpodēdón, "on all fours"); (Greek τετραπόδηs tetrӑpódēs, correspondent to Latin quadruped, "four-footed") are vertebrate animals having four limbs. Amphibians, sauropsids and mammals are tetrapods. The ancestors of snakes, glass lizards and other limbless amphibians and sauropsids ar...
Found on http://en.wikipedia.org/wiki/Tetrapod

tetrapod

A four-footed animal. Tetrapods account for essentially all land-living classes of vertebrates, including mammals, reptiles, amphibians, and birds. All are characterized by two pairs of pentadactyl ('five-fingered') limbs.
Found on http://www.daviddarling.info/encyclopedia/T/tetrapod.html

Tetrapod

Tetrapod is the family of four legged vertebrates. It includes birds because wings developed from legs.
Found on http://www.probertencyclopaedia.com/browse/BT.HTM

tetrapod

Type of vertebrate. The group includes mammals, birds, reptiles, and amphibians. Birds are included because they evolved from four-legged ancestors, the forelimbs having become modified to form wings. Even snakes are tetrapods, because they are descended from four-legged reptiles
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0006892.html
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