All articles starting with G

Greying of hair

Greying of hair (canities) is age-related loss of melanin in hair follicles, typically starting in the 30s-40s; premature graying is linked to smoking, vitamin deficiencies, and stress, with no established medical reversal treatment.

Greylag goose

Greylag goose (Anser anser), a large Palearctic gray goose and ancestor of European domestic geese; two subspecies, wetland nester, Least Concern, UK population 47,000 pairs, sacred to Aphrodite and Juno in classical times.

Sep 19, 2026

Greylock IL

Greylock IL, also known as Greylock Israel, was a venture capital fund launched in 2006 by three Greylock partners to invest in Israeli technology companies.

Sep 19, 2026

Greylock Partners

Greylock Partners is one of the oldest American venture capital firms, founded in Boston in 1965, known for early-stage technology investments including LinkedIn, Dropbox, and Anthropic.

Greymouth

Greymouth (Māwhera), largest town of New Zealand's West Coast, at the Grey River mouth 233 km from Christchurch; Māori pā, 1860s gold-rush port, coal and timber exporter, now fishing, services and TranzAlpine terminus.

GreyOrange

GreyOrange is a fulfillment-automation company founded in 2012 by Akash Gupta and Samay Kohli and headquartered in Atlanta, selling warehouse orchestration software and mobile robots.

Greysia Polii

Greysia Polii, born 1987 in Jakarta, Indonesian women's doubles badminton player; with Apriyani Rahayu won Indonesia's first Olympic women's doubles gold at Tokyo 2020, retired June 2022.

Greyson Chance

Greyson Chance (born 1997, Wichita Falls, Texas) is an American singer-songwriter and pianist, the viral 2010 "Paparazzi" kid and first artist signed to Ellen DeGeneres's eleveneleven label, later independent with albums Portraits and Palladium.

Greyson Nekrutman

Greyson Nekrutman, born in 2002, is an American jazz and big band drummer from Long Island, New York, who became the drummer of the Brazilian metal band Sepultura in 2024.

Greystoke: The Legend of Tarzan, Lord of the Apes

Greystoke: The Legend of Tarzan, Lord of the Apes is a 1984 Warner Bros. adventure drama directed by Hugh Hudson, based on Burroughs's Tarzan of the Apes, with a screenplay credited to P.H. Vazak (Robert Towne's pseudonym), starring Christopher Lambert, and earning three Oscar nominations.

Greyston Holt

Greyston Holt (born Greyston Stefancsik, 1985) is a Canadian actor from Salt Spring Island, BC, known for Clay Danvers in Bitten, Durham County, The Night Agent, and Detective Hudson Riley in the 2026 Reacher spinoff Neagley.

Greystone Mansion

Greystone Mansion, also known as the Doheny Estate, is a 55-room English Revival mansion in Beverly Hills, completed in 1928 and now a public park.

Greywacke

Greywacke, also spelled graywacke (German Grauwacke), is a dark gray, hard, poorly sorted sandstone deposited by underwater density currents in deep ocean water near mountain ranges.

Greywater

Greywater is household wastewater that excludes toilet discharge, typically from baths, showers, and washing machines. It makes up 50–80% of household wastewater and is often recycled for irrigation.

GRFoma

GRFoma (GRF tumor, GHRHoma) is a rare neuroendocrine tumor, mostly lung (54%) or pancreas (30%), that ectopically secretes GHRH, causing acromegaly with pituitary hyperplasia; diagnosed by plasma GHRH above 250-300 ng/L, treated by resection or somatostatin analogs.

Grhadhumadi lepa

Grhadhumadi lepa (Gṛhadhūmādi lepa, गृहधूमादि लेप), also Grihadhoomadi Choornam, is a classical Ayurvedic external paste of kitchen soot, vacha, kushta, dill seed, and two turmerics from Ashtanga Hridayam 22:36, used mainly for gouty arthritis (Vatarakta) and wounds.

GRIA2 Q/R site editing

GRIA2 Q/R site editing: ADAR2-mediated A-to-I RNA editing converting GluA2 (GluR2) codon 607 from glutamine to arginine, making AMPA receptors calcium-impermeable; nearly 100% edited in adult brain and essential for survival.

Grian (YouTuber)

Grian, British Minecraft YouTuber known for building tutorials, Hermitcraft membership since Season 6, and creating the Life Series; over 8.8 million subscribers, most viewed video 91 million views, official Minecraft Partner.

Grian Chatten

Grian Chatten, Irish singer-songwriter, frontman and lyricist of Dublin post-punk band Fontaines D.C. (Dogrel, A Hero's Death, Skinty Fia, Romance, Dopamine Chamber) and solo artist behind Chaos for the Fly (2023).

Grian Patera

Grian Patera is a roughly 70–88 km wide volcanic depression (patera) on Jupiter's moon Io at about 12°S, 12°W, IAU-named in 2007 for a Celtic solar goddess, with Galileo-observed outburst activity.

GRIB

GRIB, or General Regularly-distributed Information in Binary form, is a binary format defined by the World Meteorological Organization for exchanging gridded weather and climate data.

Gribshunden

Gribshunden was the carvel-built flagship of King Hans of Denmark and Norway, constructed in the Netherlands and destroyed by fire and explosion in June 1495 off Ronneby.

Grid (2019 video game)

Grid (2019) is Codemasters' arcade-leaning racing game, the first GRID entry since 2014, released for PC, PS4, Xbox One, and Stadia, with about 70 cars, 12 locations, the Nemesis AI system, and a Metacritic score of 73.

Oct 3, 2026

Grid (그리드)

Grid (그리드) is a 2022 Disney+ Korean sci-fi thriller, 10 episodes, Feb 16–Apr 20, 2022, written by Lee Soo-yeon, starring Seo Kang-joon, Kim Ah-joong, Lee Si-young as the Ghost who shields Earth from solar winds.

Grid Autosport

GRID Autosport is a 2014 racing game by Codemasters for PS3, Xbox 360, and PC, a return to authentic handling after GRID 2, with five disciplines, 22 locations, and later Feral Interactive ports to Mac, Linux, iOS, Android, and Switch.

Grid computing

Grid computing is a distributed computing model in which organizations securely and coordinately share computing and storage resources on problems no single participant could handle alone.

Grid coupling

A grid coupling is a flexible shaft coupling that transmits torque through a serpentine spring-steel grid seated in slots around two flanged hubs, damping shock and vibration.

Grid Development Plan (Germany)

The Grid Development Plan (Netzentwicklungsplan Strom, NEP) is Germany's national plan for optimizing and expanding its extra-high voltage transmission grid, drawn up by the four transmission system operators.

Grid Dynamics

Grid Dynamics Holdings is a San Ramon, California-based provider of enterprise AI and digital transformation engineering services for Fortune 1000 corporations, founded in 2006 and listed on Nasdaq as GDYN.