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Saffir-Simpson scale

(Encyclopedia)Saffir-Simpson scale săfˈər– [key], standard scale for rating the severity of hurricanes as a measure of the damage they cause; it is based on observations of numerous North Atlantic Basin hurric...

Molina, Luis

(Encyclopedia)Molina, Luis lwēs mōlēˈnä [key], 1535–1600, Spanish Jesuit theologian. He taught at Coimbra and Évora. In 1589 he published Concordia, a work in which he expounded the doctrine known as Molini...

parimutuel betting

(Encyclopedia)parimutuel betting părˌĭmyo͞oˈtyo͞oĕl [key], system of cooperative wagering invented (c.1870) in France by Pierre Oller. According to the system, the holders of winning tickets divide the total...

virtual observatory

(Encyclopedia)virtual observatory, a collection of integrated astronomical data archives and software tools that utilize computer networks to create an environment in which research can be conducted. Several countr...

vapor pressure

(Encyclopedia)vapor pressure, pressure exerted by a vapor that is in equilibrium with its liquid. A liquid standing in a sealed beaker is actually a dynamic system: some molecules of the liquid are evaporating to f...

erythroblastosis fetalis

(Encyclopedia)erythroblastosis fetalis ərĭthˌrəblăstōˈsĭs [key], hemolytic disease of a newborn infant caused by blood group incompatibility between mother and child. Although the Rh factor is responsible f...

Hanks, Tom

(Encyclopedia)Hanks, Tom, 1956–, American film actor, b. Concord, Calif., as Thomas Jeffrey Hanks. In 1980 he acted in his first film, and in 1980–82 he co-starred in a television sitcom. Hanks subsequently app...

brownie

(Encyclopedia)brownie, in Celtic folklore, household spirit associated with farmsteads. Brownies help with chores, but, if criticized, they will make mischief, such as spoiling crops. If payment other than food is ...

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