Origins
The English word 'lamp' traces an unbroken line from the olive-oil lamps of the ancient Mediterranean to the electric desk lamp of the modern world. It entered Middle English as 'lampe' around 1175, borrowed from Old French 'lampe,' which derived from Latin 'lampas' (genitive 'lampadis'), itself borrowed from Greek 'lampas' (λαμπάς), meaning 'torch,' 'lamp,' or 'beacon.' The Greek noun is built on the verb 'lampein' (λάμπειν), 'to shine,' which traces to the PIE root *lap-, meaning 'to light' or 'to burn.'
The Greek root is productive. 'Lampas' in ancient Greek referred primarily to a torch — a bundle of resinous material on a stick — rather than the enclosed oil-burning vessel that modern English speakers picture when they hear 'lamp.' The 'lampadedromia' (torch race) was a religious athletic event in Athens in which teams of runners passed a burning torch from hand to hand, racing from the altar of one god to another. This ritual is the ancestor of the modern Olympic torch relay, revived for the 1936 Berlin Olympics. The Greek adjective 'lampros' (λαμπρός, bright, splendid) gave rise to personal names like Lamprocles and survives in the English word 'lamprey' — though the fish's name is actually from Medieval Latin 'lampreda' and has a disputed etymology.
The technology of the lamp is ancient. Simple stone oil lamps — hollowed depressions filled with animal fat and fitted with a fiber wick — date to at least 15,000 BCE in the caves of Lascaux, where Paleolithic artists needed portable light to paint on deep cave walls. Pottery oil lamps appeared in the Neolithic period. By the Bronze Age, standardized ceramic oil lamps were mass-produced across the Mediterranean, burning olive oil, sesame oil, or animal fat. Roman lamps, often made of terracotta with elaborate decorative motifs, were ubiquitous household objects; excavations at Pompeii and Herculaneum have yielded thousands.
French Influence
The Latin form 'lampas' was borrowed from Greek in the classical period and was used alongside the native Latin word 'lucerna' (oil lamp, from 'lux,' light). 'Lucerna' gave rise to no English reflex, but it produced Italian 'lucerna' and is the origin of the name 'Lucerne' for the Swiss city. Meanwhile, 'lampas/lampadem' traveled through Vulgar Latin into Old French as 'lampe' and thence into English.
The related word 'lantern' has a separate but parallel history. It comes from Latin 'lanterna,' possibly from Greek 'lampter' (also from 'lampein'), though some scholars propose an Etruscan intermediary. A lantern is essentially an enclosed lamp — the distinction is that a lantern has a transparent or translucent housing (originally made of horn, not glass, which is why the archaic spelling 'lanthorn' persisted through folk etymology).
In English, 'lamp' has generated a modest set of compounds and figurative uses. 'Lampblack' (fine soot collected from burning oil, used as a pigment) dates from the fifteenth century. 'Lamplight' and 'lamplighter' evoke the pre-electric era when public gas lamps had to be manually lit each evening. 'Lampshade' dates from the nineteenth century. 'Lampoon' (a sharp satirical attack) looks related but has a completely different etymology — it comes from French 'lampon,' a drinking-song refrain, probably from 'lampons' (let us drink), from 'lamper' (to gulp).
Greek Origins
The transition from oil to gas to electricity transformed the lamp but not the word. Gas lamps, introduced in the early nineteenth century, revolutionized urban lighting — London's Pall Mall was lit by gas in 1807. Thomas Edison's practical incandescent electric lamp (1879) replaced flame with filament, but the word persisted. Today, 'lamp' covers everything from LED desk lamps to lava lamps to the headlamps of automobiles, a semantic range that would have been unimaginable to the Greek torch-bearers who first called their blazing brands 'lampades.'
The cultural symbolism of the lamp is rich. In the parable of the wise and foolish virgins (Matthew 25:1-13), the lamp represents preparedness. Diogenes of Sinope famously carried a lamp in daylight, searching for an honest man. Aladdin's lamp in the 'Thousand and One Nights' is a vessel of hidden power. Florence Nightingale, 'the Lady with the Lamp,' became an icon of nursing by carrying her lamp through the wards of Scutari. In each case, the lamp symbolizes illumination in both the literal and figurative sense — light that dispels darkness, whether physical, moral, or intellectual.