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Luz is a Portuguese and Spanish feminine given name and surname, meaning light. The given name is shortened from Nossa Senhora Da Luz , a Roman Catholic epithet of the Virgin Mary as "Our Lady of Light".
Luminaria in Spanish means "illumination", "festival light", or in ecclesiastical usage, a "lamp kept burning before the sacrament". [11] The Spanish word was derived from Latin luminare meaning a light source generally, or in a religious context, "a light, lamp, burned in the Jewish temple and in Christian churches". [12]
As a military term, jinete (also spelled ginete or genitour) means a Spanish light horseman that wore leather armor and was armed with javelins, a spear, a sword, and a shield. They were a type of mounted troop developed in the early Middle Ages in response to the massed light cavalry of the Moors. [1]
Spanish naming customs include the orthographic option of conjoining the surnames with the conjunction particle y, or e before a name starting with 'I', 'Hi' or 'Y', (both meaning "and") (e.g., José Ortega y Gasset, Tomás Portillo y Blanco, or Eduardo Dato e Iradier), following an antiquated aristocratic usage.
Jinete: Spanish light horsemen, particularly popular during the Reconquista of the 8th to 16th century. They wore leather armor and were armed with javelins, a spear, a sword, and a shield. Stradiot: Of Albanian and Greek origin, used as mercenary light cavalry in Italy in the later 15th century.
Lucy is an English feminine given name derived from the Latin masculine given name Lucius with the meaning as of light (born at dawn or daylight, maybe also shiny, or of light complexion). Alternative spellings are Luci, Luce, Lucie, Lucia, and Luzia.
The lux (symbol: lx) is the unit of illuminance, or luminous flux per unit area, in the International System of Units (SI). [1] [2] It is equal to one lumen per square metre.In photometry, this is used as a measure of the irradiance, as perceived by the spectrally unequally responding human eye, of light that hits or passes through a surface.
Beam of sun light inside the cavity of Rocca ill'Abissu at Fondachelli-Fantina, Sicily. The speed of light in vacuum is defined to be exactly 299 792 458 m/s (approximately 186,282 miles per second). The fixed value of the speed of light in SI units results from the fact that the metre is now defined in terms of the speed of light.