All articles A–Z
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DNMT3B
DNMT3B (DNA methyltransferase 3 beta) is a human gene on chromosome 20 that encodes a de novo DNA methyltransferase establishing methylation patterns in embryonic development; its mutations cause ICF syndrome.
DNO ASA
DNO ASA is a Norwegian oil and gas company founded in 1971, Norway's oldest oil company, with its flagship Tawke license in the Kurdistan region of Iraq.
DNOC
DNOC (4,6-dinitro-o-cresol, 2-methyl-4,6-dinitrophenol) is a yellow crystalline nitrophenol pesticide and mitochondrial uncoupler; its US pesticide registration was cancelled in 1991 and it is listed under the Rotterdam Convention.
DNOW Inc.
DNOW Inc. is a Houston-based distributor of pipe, valves, fittings, and energy and industrial equipment, spun off from National Oilwell Varco in 2014 and acquired MRC Global in 2025.
DNS over HTTPS
DNS over HTTPS (DoH) is a protocol, standardized in RFC 8484 in 2018, that sends DNS queries inside encrypted HTTPS traffic instead of plaintext on port 53.
DNS over TLS
DNS over TLS (DoT) is a protocol that encrypts DNS queries by carrying them inside a TLS session on TCP port 853, standardized in RFC 7858.
DNS root zone
The DNS root zone is the top of the Domain Name System hierarchy, containing delegation records for top-level domains, coordinated by IANA and served by 13 root name servers.
DNS tunneling
DNS tunneling is a technique that hides data from other applications inside DNS queries and responses to bypass network security controls, used for data exfiltration and command and control.
DNS4EU
DNS4EU is a free public DNS resolver for individual users in Europe, co-funded by the European Commission and led by the Czech company Whalebone, launched in June 2025.
DNSSEC trust anchor
A DNSSEC trust anchor is a configured DNSKEY or DS record that a validating resolver uses as the starting point for authenticating signed DNS responses.
Dntel
Dntel, also known as Dntel project of Jimmy Tamborello (Antihouse, James Figurine), is a Los Angeles electronic music project active since 1994, breaking through with Life Is Full of Possibilities (2001) and known as one half of the Postal Service.
DNTT
Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene (DNTT) is a p-type organic semiconductor synthesized in 2007 by Yamamoto and Takimiya at Hiroshima University, known for air stability and use in flexible and implantable OFET electronics.
DNV (classification society)
DNV, formerly Det Norske Veritas and DNV GL from 2013 to 2021, is a Norwegian classification society setting technical rules for ships. It is the world's largest by market share.
DNV3
DNV3 is a humanized IgG4 anti-LAG-3 monoclonal antibody from Shima Medicine, tested with toripalimab and chemotherapy in advanced melanoma (44.4% ORR), and in planned NSCLC trials.
Dnyan Prakash
Dnyan Prakash (ज्ञानप्रकाश) was a Marathi newspaper founded in Pune on 12 February 1849 by Krishnaji Trimbak Ranade, the first Marathi daily to run for a century.
Dnyaneshwar (ज्ञानेश्वर)
Dnyaneshwar (ज्ञानेश्वर), also called Jnaneshvar or Dnyanadev, was a 13th-century Marathi sant and philosopher who wrote the Dnyaneshwari, a Marathi commentary on the Bhagavad Gita.
Dnyaneshwari
The Dnyaneshwari (ज्ञानेश्वरी), originally titled Bhavarthadeepika, is a Marathi verse commentary on the Bhagavad Gita composed by the saint-poet Dnyaneshwar around 1290, foundational to the Varkari tradition and Marathi literature.
Do Androids Dream of Electric Sheep?
Do Androids Dream of Electric Sheep? is Philip K. Dick's 1968 science fiction novel about bounty hunter Rick Deckard, the Voigt-Kampff empathy test, Mercerism, and electric animals, adapted as Blade Runner in 1982.
Do Anjaane (दो अनजाने)
Do Anjaane (दो अनजाने) is a 1976 Hindi drama directed by Dulal Guha, starring Amitabh Bachchan, Rekha, and Prem Chopra, and the first pairing of Bachchan and Rekha.
Do Aur Do Pyaar (दो और दो प्यार)
Do Aur Do Pyaar (दो और दो प्यार) is a 2024 Hindi romantic comedy, Shirsha Guha Thakurta's directorial debut, adapting The Lovers (2017). It stars Vidya Balan, Pratik Gandhi, Ileana D'Cruz, and Sendhil Ramamurthy as two couples in a stale marriage, released 19 April 2024 and streaming on Disney+ Hotstar.
Do Bigha Zamin (दो बीघा ज़मीन)
Do Bigha Zamin (दो बीघा ज़मीन, Two Acres of Land) is Bimal Roy's 1953 Hindi classic about a peasant who pulls a rickshaw in Calcutta to save his land; it won Cannes' Prix International and the first Filmfare Best Film award.
Do Boond Pani
Do Boond Pani (दो बूंद पानी, Two Drops of Water) is K.A. Abbas's 1971 Hindi social drama about a Rajasthan drought village and canal project, starring Simi Garewal and Jalal Agha; it won the National Film Award for Best Feature Film on National Integration.
Do Canh Thac
Do Canh Thac (Đỗ Cảnh Thạc) was a Vietnamese general of the Ngo dynasty who fought at Bach Dang in 938 and later held Do Dong Giang as a warlord.
Do Deewane Seher Mein
Do Deewane Seher Mein is a 2026 Hindi romantic drama directed by Ravi Udyawar, starring Siddhant Chaturvedi and Mrunal Thakur as two insecure Mumbai millennials in an arranged marriage setup; released 20 February 2026, later on Netflix.
Do Do Sol Sol La La Sol (도도솔솔라라솔)
Do Do Sol Sol La La Sol (도도솔솔라라솔) is a 2020 KBS2 Korean romantic comedy series, also on Netflix, starring Go Ara as pianist Goo La La and Lee Jae-wook as Sun Woo Joon, 16 episodes, ending November 26, 2020.
Do Dooni Chaar (दो दूनी चार)
Do Dooni Chaar (दो दूनी चार) is a 2010 Hindi comedy-drama, Habib Faisal's debut, starring Rishi Kapoor and Neetu Singh as a Delhi middle-class family seeking a car; Disney's first live-action Hindi film, National Award winner.
DØ experiment
The DØ experiment, also written DZero, was a general-purpose particle detector at Fermilab's Tevatron collider that, together with CDF, discovered the top quark in 1995 and operated until 2011.
Do Gaz Zameen
Do Gaz Zameen (دو گز زمین, "Two Yards of Land") is a 1988 Urdu historical novel by the Indian writer Abdussamad, winner of the 1990 Sahitya Akademi Award.
Do Gyeong Dong
Do Gyeong Dong (도경동), born 1999, South Korean right-handed sabre fencer for Daegu City Hall. 2024 Paris Olympic team sabre gold via a 5-0 bout vs Rabb; 2026 World Championships individual silver; FIE world No. 2.
Do Ho Suh
Do Ho Suh (서도호), born in Seoul in 1962, is a South Korean sculptor and installation artist best known for life-size, translucent fabric replicas of houses he has lived in.