grinding apparatus

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• gastric mill — A food grinding apparatus in the foregut of decapod crustaceans; in penaeid shrimps, consists of denticles (tooth like processes) and lateral ridges in wall of anterior chamber; in crayfishes, lobsters, and crabs, consists of one dorsal and two… …   Crustacea glossary

• mill — 1. noun /mɪl/ a) A grinding apparatus for substances such as grains, seeds, etc. b) The building housing such a grinding apparatus. Syn: permille, ‰, ₥ 2. verb /mɪl/ a) To grind or otherwise process in …   Wiktionary

• gastric mill — noun thick walled muscular pouch below the crop in many birds and reptiles for grinding food • Syn: ↑gizzard, ↑ventriculus • Hypernyms: ↑pouch, ↑pocket * * * noun : a grinding apparatus consisting of several movable calcareous or chitinous pieces …   Useful english dictionary

• Gunpowder — For other meanings, see gunpowder (disambiguation). Black powder for muzzleloading rifles and pistols in FFFG granulation size. Coin (diameter 24 mm) for comparison. Gunpowder, also known since in the late 19th century as black powder, was the… …   Wikipedia

• cardiac stomach — Anterior region of the decapod foregut [Brusca and Brusca, 2002]. (Order Decapoda): Anterior and larger cuticle lined division of stomach; separated from smaller posterior pyloric stomach by cardiopyloric valve and characterized by variously… …   Crustacea glossary

• Prawn — For other uses, see Prawn (disambiguation). Dendrobranchiata Temporal range: Famennian–Recent …   Wikipedia

• crustacean — /kru stay sheuhn/, n. 1. any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice. adj. 2. belonging or pertaining to the… …   Universalium

• stomach — (Order Cumacea): Expanded section of digestive tract between esophagus and midgut. Characterized by various lateral folds, channels, and ridges and may be differentiated in anterior cardiac and posterior pyloric regions. One to four pairs of… …   Crustacea glossary

• List of Edison patents — Below is a list of Edison patents. Thomas Edison was an inventor who, it is said, accumulated 1500 plus patents worldwide for his inventions. Nearly 1100 of Edison s patents were in the United States, but other patents were approved in countries… …   Wikipedia

• Coffee preparation — For the agricultural and industrial processes for producing whole coffee beans, see Coffee processing. Coffee preparation is the process of turning coffee beans into a beverage. While the particular steps needed vary with the type of coffee… …   Wikipedia

• technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …   Universalium