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short takeoff and landing aircraft

(Encyclopedia)short takeoff and landing aircraft (STOL), heavier-than-air craft, capable of rising from and descending to the ground with only a short length of runway, but incapable of doing so vertically. The pre...

United Nations Educational, Scientific, and Cultural Organization

(Encyclopedia)United Nations Educational, Scientific, and Cultural Organization (UNESCO), specialized agency of the United Nations, with headquarters in Paris. Its counterpart in the League of Nations was the Inter...

yellow fever

(Encyclopedia)yellow fever, acute infectious disease endemic in tropical Africa and many areas of South and Central America. Yellow fever is caused by a virus transmitted by the bite of the female Aedes aegypti mos...

Trinidad and Tobago

(Encyclopedia)CE5 Trinidad and Tobago trĭnˈĭdăd, təbāˈgō [key], officially Republic of Trinidad and Tobago, republic (2015 est. pop. 1,222,000), 1,980 sq mi (5,129 sq km), West Indies. The capital is Por...

quarantine

(Encyclopedia)quarantine kwŏrˈəntēn [key], isolation of persons, animals, places, and effects that carry or are suspected of harboring communicable disease. The term originally referred to the 40 days of offsho...

Good Agricultural Practices

(Encyclopedia)Good Agricultural Practices (GAP), economically, socially, and environmentally responsible methods and technologies for the raising and marketing of agricultural and horticultural products. Good agric...

smoking

(Encyclopedia)smoking, inhalation and exhalation of the fumes of burning tobacco in cigars and cigarettes and pipes; in the 21st cent., vaping, the similar use of e-cigarettes, also has become common. Some persons ...

rubella

(Encyclopedia)rubella or German measles, acute infectious disease of children and young adults. It is caused by a filterable virus that is spread by droplet spray from the respiratory tract of an infected individua...

International Fund for Agricultural Development

(Encyclopedia)International Fund for Agricultural Development(IFAD), specialized agency of the United Nations with headquarters in Rome, Italy. IFAD grew out of the 1974 World Food Conference; it was established in...

National Defense Education Act

(Encyclopedia)National Defense Education Act (NDEA), federal legislation passed in 1958 providing aid to education in the United States at all levels, public and private. NDEA was instituted primarily to stimulate ...