Search

Search results

Displaying 451 - 460

black fly

(Encyclopedia) black fly, name for any of the flies of the family Simuliidae. The black fly is about 1&fslsh;8 in. (3.2 mm) long and has large eyes, short legs, a stout, humped back, broad gauzy…

calculus of variations

(Encyclopedia) calculus of variations, branch of mathematics concerned with finding maximum or minimum conditions for a relationship between two or more variables that depends not only on the…

Caligula

(Encyclopedia) CaligulaCaligulakəlĭgˈy&oobreve;lə [key], a.d. 12–a.d. 41, Roman emperor (a.d. 37–a.d. 41); son of Germanicus Caesar and Agrippina the Elder. His real name was Caius Caesar…

cabildo

(Encyclopedia) cabildocabildokäbēlˈdō [key], autonomous municipal council, the lowest administrative unit in the Spanish government. The institution was especially influential in Spanish America,…

prime minister

(Encyclopedia) prime minister or premier, chief member of the cabinet in a parliamentary system of government. The prime minister is head of the government, in contrast with the head of state, who…

scale, in weights and measures

(Encyclopedia) scale, in weights and measures, instruments for determining weight, generally for other than laboratory use. For the principles of operation of all weighing devices, see balance.…

Papinian

(Encyclopedia) Papinian (Aemilius Papinianus)Papinianpəpĭnˈēən [key], d. 212, Roman jurist. He was a close friend of the Roman emperor Septimius Severus, under whom he was libellorum magister [master…

Pérez, Antonio

(Encyclopedia) Pérez, AntonioPérez, Antonioäntôˈnyō pāˈrĕth [key], b. 1534 or 1539, d. 1611, Spanish politician. Ambitious and unscrupulous, he became secretary to King Philip II and was, with the…

smart weapon

(Encyclopedia) smart weapon, missile or steerable bomb equipped with a laser, television, or satellite guidance system. Smart weapons, which use guidance systems that rely on external assistance, are…

spraying

(Encyclopedia) spraying, horticultural practice of applying fungicides, insecticides, and herbicides, usually in solution, to plants. It may be accomplished by various means, e.g., the watering can,…