英语词源字典 - 在线词源网站

genuflexion (n.)[genuflexion 词源字典]: alternative form of genuflection; see -xion.[genuflexion etymology, genuflexion origin, 英语词源]
genuine (adj.): 1590s, "natural, not acquired," from Latin genuinus "native, natural, innate," from root of gignere "beget" (see genus), perhaps influenced in form by contrasting adulterinus "spurious." [Alternative etymology is from Latin genu "knee," from a supposed ancient custom of a father acknowledging paternity of a newborn by placing it on his knee.] Meaning "really proceeding from its reputed source" is from 1660s. Related: Genuinely; genuineness.
genus (n.): (plural genera), 1550s as a term of logic, "kind or class of things" (biological sense dates from c. 1600), from Latin genus (genitive generis) "race, stock, kind; family, birth, descent, origin," from PIE root *gene- "to produce, give birth, beget," with derivatives referring to family and tribal groups.

Cognates in this highly productive word group include Sanskrit janati "begets, bears," janah "race," janman- "birth, origin," jatah "born;" Avestan zizanenti "they bear;" Greek gignesthai "to become, happen," genos "race, kind," gonos "birth, offspring, stock;" Latin gignere "to beget," gnasci "to be born," genius "procreative divinity, inborn tutelary spirit, innate quality," ingenium "inborn character," possibly germen "shoot, bud, embryo, germ;" Lithuanian gentis "kinsmen;" Gothic kuni "race;" Old English cennan "beget, create," gecynd "kind, nature, race;" Old High German kind "child;" Old Irish ro-genar "I was born;" Welsh geni "to be born;" Armenian chanim "I bear, I am born").
geo-: word-forming element meaning "earth, the Earth," ultimately from Greek geo-, comb. form of Attic and Ionic ge "the earth, land, a land or country" (see Gaia).
geocentric (adj.): "having reference to the Earth as its center," 1680s, from geo- + -centric. Related: Geocentrically; geocentrism (1882).
geochronology (n.): also geo-chronology, 1890, probably based on earlier French and German geo-chronologie, from geo- + chronology.
geode (n.): rounded stone with a hollow center lined with crystals, 1670s (in Greek form from 1610s), from French géode, from Latin geodes, name of a certain precious stone, from Greek geodes "earthy, earth-like, with deep soil," from ge "earth" (Homeric gaia; see Gaia) + -oides, adjective suffix, "characterized by" (see -oid). Perhaps so called in reference to the rough crust in which the crystals are hidden. Related: Geodic.
geodesic (adj.): 1809, from geodesy "surveying" + -ic; earlier was geodesical (1818). Alternative geodetic, from the classical stem, is from 1819; geodetical is from c. 1600. Geodesic dome, one built according to geodesic principles, is attested from 1953.
geodesy (n.): 1560s, "the art of land surveying," from Modern Latin geodaesia, from Greek geodaisia "division of the earth;" ultimately from ge "earth" (see Gaia) + stem of daiein "to divide," from PIE *dai-, extended form of root *da- "to divide." In modern use it refers to mathematical calculations derived from measuring large portions of the earth's surface. In this sense, in reference to structures, from 1936.
geodetic (adj.): 1834, see geodesic. Related: Geodetical; geodetically. A geodetic survey takes account of the curvature of the earth to obtain unity of results. The U.S. Coast & Geodetic Survey dates to 1879.
geoduck (n.): edible Pacific clam, 1883, perhaps from an American Indian word.
Geoffrey: masc. personal name, attested in England by late 11c., from Old French Geuffroi, from Medieval Latin Gaufridus, from Old High German gewi "district" (German Gau; see gau) + fridu "peace" (see Frederick).
geographer (n.): "one versed in geography," 1540s, from geography + agent noun ending -er (1). The Greek word was geographos (Medieval Latin geographus).
geographic (adj.): 1620s, shortened form of geographical (q.v.); in some cases probably from Middle French géographique or Late Latin geographicus.
geographical (adj.): "pertaining to geography," 1550s, from Late Latin geographicus (from Greek geographikos, from geographia; see geography) + -al (1). Related: Geographically.
geography (n.): "the science of description of the earth's surface in its present condition," 1540s, from Middle French géographie (15c.), from Latin geographia, from Greek geographia "description of the earth's surface," from geo- "earth" + -graphia "description" (see -graphy).
geolatry (n.): "earth-worship," 1860, from geo- + -latry. Related: Geolater.
geologic (adj.): 1799, from geology + -ic. Geologic time is attested from 1846.
geological (adj.): 1791, from geology + -ical. Related: Geologically.
geologist (n.): 1795, from geology + -ist. Alternatives are geologer (1822); geologian (1837).