Synonym: 5, Little Phoebe, Phoebe, V, break water, cinque, five, fivesome, flipper, louver, louvre, pentad, quint, quintet, quintuplet, tail fin, tailfin. Similar words: find, fine, fined, finis, offing, coffin, final, finger. Meaning: [fɪn] 
n. 1. the cardinal number that is the sum of four and one 2. one of a pair of decorations projecting above the rear fenders of an automobile 3. one of a set of parallel slats in a door or window to admit air and reject rain 4. a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater) 5. a stabilizer on a ship that resembles the fin of a fish 6. organ of locomotion and balance in fishes and some other aquatic animals. v. 1. equip (a car) with fins 2. propel oneself through the water in a finning motion 3. show the fins above the water while swimming.
n. 1. the cardinal number that is the sum of four and one 2. one of a pair of decorations projecting above the rear fenders of an automobile 3. one of a set of parallel slats in a door or window to admit air and reject rain 4. a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater) 5. a stabilizer on a ship that resembles the fin of a fish 6. organ of locomotion and balance in fishes and some other aquatic animals. v. 1. equip (a car) with fins 2. propel oneself through the water in a finning motion 3. show the fins above the water while swimming. 
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241. The flapping mechanism adopts a parallel quadrilateral connecting rod mechanism to lead the tail fin of the robotic fish arranged on a tail fin frame to make periodic translational motion.
242. Fins are the basic components of plate-fin heat exchanger. The main type of fins are straight fin, serrated fin, perforated fin, wavy fin, louvered fin, etc.
243. The ups and downs experiment proves that the pectoral fin on different angle influences the fish to move ups and downs.
244. En é crivant le mot fin , vous livrez aussi votre oeuvre à la critique.
245. In this paper, the study was focused on plate-fin oil cooler whose heat transfer element is hackle fin, and used ANSYS software to optimize the hackle fin on the basis of optimization theory.
246. They are cobalt-blue on top and silvery-white below, with a pronounced dorsal fin and a long, lethal, spear-shaped upper jaw.
247. In typical mammalian fashion, the newborn's head is disproportionately large, and its tail stock, the region between the dorsal fin and flukes, is relatively short.
248. There will be disruptions and losses to commercial, sport and subsistence shell and fin fisheries and mariculture[Sentencedict], as well as to commercial shipping and recreational boating.
249. The organization of DMA system is illustrated on Fin 3 - 39 .
250. According to the bionic principle, a wireless fish-like swimming micro robot using GMF actuator as a caudal fin has been developed.