clack-valve
41Flap tile — Flap Flap, n. [OE. flappe, flap, blow, bly flap; cf. D. flap, and E. flap, v.] Anything broad and limber that hangs loose, or that is attached by one side or end and is easily moved; as, the flap of a garment. [1913 Webster] A cartilaginous flap… …
42Asclepias butterfly — Butterfly But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of… …
43Blennius ocellaris — Butterfly But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of… …
44Butterflies — Butterfly But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of… …
45Butterfly — But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of diurnal… …
46Butterfly fish — Butterfly But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of… …
47Butterfly shell — Butterfly But ter*fly , n.; pl. {Butterflies}. [Perh. from the color of a yellow species. AS. buter fl[=e]ge, buttor fle[ o]ge; cf. G. butterfliege, D. botervlieg. See {Butter}, and {Fly}.] (Zo[ o]l.) A general name for the numerous species of… …
48Taqi al-Din — Muhammad ibn Ma ruf al Shami al Asadi (Arabic: تقي الدين محمد بن معروف الشامي السعدي, Turkish: Takiyuddin) (1526 ndash;1585) was a major Ottoman Turkish [cite journal last = Douglas | first = A. V. year =1963 title = Tenth International Congress… …
49Science and Technology in the Ottoman Empire — covers the topics related to achievements and distinguished events that happened during the existence of the empire. The study of scientific, cultural and intellectual aspects of Ottoman history is a very new area. The culturalist approach that… …
50Vacuum pump — A vacuum pump is a device that removes gas molecules from a sealed volume in order to leave behind a partial vacuum. The vacuum pump was invented in 1650 by Otto von Guericke. Types Pumps can be broadly categorized according to three… …
