All articles starting with M

Mel-frequency cepstrum

The mel-frequency cepstrum (MFC), which produces mel-frequency cepstral coefficients (MFCCs), represents a sound's short-term power spectrum warped onto the mel scale of perceived pitch and long used in speech recognition.

Mel's Hole

Mel's Hole is an urban legend of a bottomless pit near Ellensburg, Washington, described on Coast to Coast AM in February 1997 by a caller calling himself Mel Waters; no hole, land record, or Waters was ever verified.

Mela (मेला) (2000 film)

Mela (मेला), 2000 Hindi action drama directed by Dharmesh Darshan, starring Aamir Khan, Twinkle Khanna, and Faisal Khan; a revenge story set at a village fair that flopped commercially but gained a nostalgic TV following.

Melaena

Melaena (melena), ICD-11 ME24.A4 / ICD-10 K92.1, is the passage of black, tarry, foul-smelling stools from digested blood, usually signaling upper GI bleeding above the ligament of Treitz, distinct from iron- or bismuth-stained black stool.

Melagatran

Melagatran: active metabolite of the prodrug ximelagatran (Exanta), AstraZeneca's first oral direct thrombin inhibitor; approved in the EU in 2004 for orthopedic VTE prophylaxis, withdrawn worldwide in February 2006 for hepatotoxicity.

Melaine Walker

Melaine Walker (Melaine Antoinette Walker), Jamaican 400m hurdler born 1983 in Kingston; 2008 Olympic champion in Olympic record 52.64, 2009 world champion, Jamaican record 52.42; not the Australian bobsledder Bree Walker.

Melaiyur Mound

Melaiyur Mound: archaeological mound at Melaiyur near Kaveripattinam (Poompuhar), Mayiladuthurai district, Tamil Nadu, with ASI-excavated Buddhist vihara and temple at Pallavaneswaram, brick cells, bronze Buddha, Buddha-pada slab, and the protected Kambarmedu site.

Melaka and George Town, Historic Cities of the Straits of Malacca

Melaka and George Town, Historic Cities of the Straits of Malacca: a serial Malaysian UNESCO World Heritage Site inscribed 7 July 2008 under criteria (ii), (iii), and (iv), covering 154.68 ha across two multicultural colonial trading ports 450 km apart.

Melaka Crocodile Farm

Melaka Crocodile Farm (Taman Buaya dan Rekreasi Melaka), a 3.5-hectare crocodile and family recreation park in Ayer Keroh, Melaka, operating since July 1987 with about 100 crocodile species, reptile house, aviary, and Malaysia in Miniature.

Melaka FSRU

Melaka FSRU, formally the Regasification Terminal Sungai Udang, is Malaysia's first LNG import and regasification terminal, built about 3 km off Sungai Udang, Melaka, with two moored LNG carriers and in commercial operation since 2013.

Melaka United F.C.

Melaka United F.C., also called Malacca United F.C., was a Malaysian football club based in Melaka that played in the top-flight Malaysia Super League from 2017 until 2022.

Melaleuca

Melaleuca, the paperbarks, is a Myrtaceae genus of about 260 to 382 species native from Indo-China to Australia and New Caledonia. Its species yield tea tree and niaouli oils, while M. quinquenervia has invaded over 200,000 hectares of Florida Everglades wetlands.

Melaleuca acacioides

Melaleuca acacioides F.Muell. is a paperbark tree or shrub (Myrtaceae) of southern New Guinea and northern Australia, 1.5–10 m tall with Acacia-like foliage, published in 1862 and rated least concern.

Melaleuca alternifolia

Melaleuca alternifolia, the Australian tea tree, a Myrtaceae shrub native to Queensland and northeast NSW; source of tea tree oil (terpinen-4-ol type, ISO 4730), used topically for acne and infections, toxic if swallowed.

Melaleuca quinquenervia

Melaleuca quinquenervia (broad-leaved paperbark, punk tree, niaouli) is an Australian Myrtaceae tree yielding niaouli essential oil, and a notorious Everglades invader introduced to Florida from 1886, now controlled by Oxyops vitiosa and Boreioglycaspis melaleucae.

Sep 19, 2026

Melam-Kishi

Melam-Kishi, also written Melem-Kish, is an early king of the First Dynasty of Kish in Sumer, known only from the Sumerian King List and unconfirmed by inscriptions.

Melamine

Melamine, or 1,3,5-triazine-2,4,6-triamine (C3H6N6), is a synthetic organic base produced from urea and used chiefly to make melamine-formaldehyde resins for laminates, adhesives, tableware, and flame retardants.

Melamine foam

Melamine foam, commercially known as Basotect, is a lightweight open-cell foam of melamine-formaldehyde resin used for acoustic panels, thermal insulation, and abrasive magic eraser cleaning sponges.

Melamine phosphate

Melamine phosphate is the salt of melamine and phosphoric acid with formula C₃H₉N₆O₄P, used mainly as a halogen-free flame retardant and, on heating, condensed into melamine polyphosphate.

Melamine resin

Melamine resin, also called melamine-formaldehyde resin, is a thermosetting polymer formed by condensing melamine with formaldehyde into a hard, water-resistant network used in laminates, wood adhesives, coatings, and tableware.

Melampyrum

Melampyrum (cowwheat, 며느리밥풀속) is a genus of hemiparasitic annual herbs in Orobanchaceae, type species M. pratense, with about 35-37 accepted species across temperate Eurasia and North America.

Melan A

Melan A, also known as MART-1, is a melanocyte differentiation protein encoded by the MLANA gene, expressed in most melanomas and widely targeted by melanoma vaccines.

Melancholia

Melancholia, also called melancholic depression or MDD with melancholic features, is a severe depressive syndrome marked by anhedonia, mood nonreactivity, and psychomotor disturbance; historically attributed to black bile, now a DSM-5 specifier with distinct treatment response.

Melancholia (2011 film)

Melancholia (2011) is Lars von Trier's apocalyptic drama about sisters Justine and Claire facing a rogue planet's collision with Earth; it premiered at Cannes 2011, won Kirsten Dunst Best Actress, and is the second film of his depression trilogy.

Melanerpes

Melanerpes, the melanerpine woodpeckers, is a New World genus of 24 picid woodpecker species including the Red-headed, Acorn, Gila, and Lewis's Woodpeckers, defined by Swainson in 1832.

Melanesia

Melanesia: southwestern Pacific subregion of Oceania, with Micronesia and Polynesia; includes New Guinea, Solomon Islands, Vanuatu, New Caledonia, Fiji; high volcanic Ring of Fire islands, ~20% of world's languages, MSG regional group.

Oct 22, 2026

Melanesian Mission

The Melanesian Mission is the Anglican missionary society founded in 1849 by Bishop George Augustus Selwyn to evangelize Melanesia, growing into the autonomous Church of Melanesia in 1975.

Melanesian reefs

Melanesian reefs are the coral reefs of Papua New Guinea, Solomon Islands, Vanuatu, Fiji, and New Caledonia, together holding more than half of the Pacific region's coral reef extent.

Melanesians

Melanesians are the indigenous peoples of Melanesia, the western Pacific subregion spanning New Guinea, the Solomon Islands, Vanuatu, New Caledonia, and Fiji. Distinguished by over 1,000 languages in Austronesian and Papuan families, deep genomic diversity, and a contested, race-derived name.