confining
41Aerospike engine — The aerospike engine is a type of rocket engine that maintains its aerodynamic efficiency across a wide range of altitudes through the use of an aerospike nozzle. It is a member of the class of altitude compensating nozzle engines. A vehicle with …
42Technicolor (physics) — Beyond the Standard Model Standard Model …
43Checkmate — For other uses, see Checkmate (disambiguation). The black king has been checkmated; the game is over, assuming that there are no other pieces (not visible in the picture) that could capture the queen. Checkmate (frequently shortened to mate) is a …
44Soil liquefaction — describes the behavior of loose saturated unconsolidated soils, i.e. loose sands, which go from a solid state to have the consistency of a heavy liquid, or reach a liquefied state as a consequence of increasing porewater pressures, and thus… …
45Animal control officer — Historically, Dog whippers were charged with keeping dogs out of churches in 16th to 19th century Europe; they also sometimes filled a general animal control role in villages, confining strays. The role of the Animal Control Officer has expanded… …
46Potential well — A potential well is the region surrounding a local minimum of potential energy. Energy captured in a potential well is unable to convert to another type of energy (kinetic energy in the case of a gravitational potential well) because it is… …
47King Features Syndicate — King Features 1951 Christmas card King Features Syndicate, a print syndication company owned by The Hearst Corporation, distributes about 150 comic strips, newspaper columns, editorial cartoons, puzzles and games to nearly 5000 newspapers… …
48Housebreaking — This article is about animal training; for the crime of housebreaking, see burglary.Housebreaking is the process of training a domesticated animal that lives with its human owners in a house to eliminate (urinate and defecate) outdoors, or in a… …
49Separatist feminism — is a form of feminism that does not support heterosexual relationships due to a belief that sexual disparities between men and women are irresolvable. Separatist feminists generally do not feel that men can make positive contributions to the… …
50Vein (geology) — A quartz vein, prominent from the surrounding weathered rock In geology, a vein is a distinct sheetlike body of crystallized minerals within a rock. Veins form when mineral constituents carried by an aqueous solution within the rock mass are… …
