union coupling
51cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
52joint — I (New American Roget s College Thesaurus) n. connection, link, juncture; articulation; slang, dive, den, haunt, hangout. See junction, abode. adj. combined, shared, common [to both parties]. See party. II (Roget s IV) modif. Syn. common, shared …
53junction — I (New American Roget s College Thesaurus) Act or point of meeting Nouns 1. junction, connection, conjunction, coherence; joining, joinder, union, annex, annexation, attachment; ligation, accouplement, inosculation, anastomosis; marriage, knot,… …
54Crystal radio — Crystal set redirects here. For the Australian rock band, see The Crystal Set. A modern reproduction of an antique crystal set. It is tuned to different stations by moving the sliding contact (right) up and down the tuning coil (red). The device… …
55List of spaceflight-related accidents and incidents — Death in space redirects here. For death in specifically outer space conditions, see Space exposure. Space Shuttle Challenger disintegrates 73 seconds after launch, due to hot gases escaping the SRBs leading to structural failure of the external… …
56Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …
57Tow hitch — A tow hitch (or tow bar) is a device attached to the chassis of a vehicle for towing or a towbar to an aircraft nose gear, or paired main gears.It can take the form of a tow ball to allow and articulation of a trailer, or a tow pin and jaw with a …
58Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
59Gundu Hirisave Rama Rao — was born in Tumkur (Karnataka), India, on 23 August 1937. He is a scientist, entrepreneur and a tenured professor at the Academic Health Center, University of Minnesota. He and Professor John Eaton visited India in 1981 under a National Science… …
60Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …
