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Enbridge Line 5
Enbridge Line 5, also called the Line 5 pipeline, is a 645-mile petroleum pipeline operated by Enbridge, running from Superior, Wisconsin, through Michigan to Sarnia, Ontario, since 1953.
Enbridge Line 9
Enbridge Line 9 is a Canadian crude oil pipeline from Sarnia, Ontario, to Montreal, Quebec, built in 1975 and capable of carrying about 300,000 barrels per day.
Enbridge Regional Oil Sands System
The Enbridge Regional Oil Sands System is an Enbridge pipeline network in northern Alberta that gathers oil sands production around Fort McMurray and delivers it to Edmonton and Hardisty.
EnBW
EnBW (Energie Baden-Württemberg AG) is a German integrated energy company headquartered in Karlsruhe, formed in 1997 by the merger of Badenwerk and EVS. It supplies electricity, gas, water, and heating to around 5.5 million customers.
Encapsulated PostScript
Encapsulated PostScript (EPS, or EPSF) is an Adobe file format from the late 1980s for embedding single-page illustrations in documents, still common in scientific publishing.
Encapsulating Security Payload
Encapsulating Security Payload (ESP) is a protocol in the IPsec suite, specified in RFC 4303, that provides confidentiality, integrity, and anti-replay services for IP packets and is widely used to build virtual private networks.
Encapsulation (computer programming)
Encapsulation in computer programming is the bundling of data and the operations acting on it into a single unit, such as an object, with internal details hidden from outside access.
Encarta
Microsoft Encarta, also known as Encarta Encyclopedia or MSN Encarta, was a digital multimedia encyclopedia published by Microsoft from 1993 to 2009, first on CD-ROM and later online, before free competitors like Wikipedia displaced it.
Ence
Ence Energía y Celulosa is a Spanish company producing eucalyptus pulp and renewable energy, operating pulp biofactories in Navia and Pontevedra, Galicia, and the largest biomass power fleet in Spain.
Enceinte
An enceinte is the continuous main line of defensive wall enclosing a castle, fortified town, or other stronghold; strongholds could have several concentric enceintes for mutual defense.
Enchanted Princess
Enchanted Princess is a Royal-class cruise ship of Princess Cruises, built by Fincantieri in Italy and delivered in 2020; she began service in November 2021 after pandemic delays.
Encino Acquisition Partners
Encino Acquisition Partners was a Houston-based oil and gas company operating in Ohio's Utica shale, formed in 2017 and sold to EOG Resources in 2025 for $5.6 billion.
EnCodec
EnCodec is a neural audio codec introduced by Meta AI in October 2022 that compresses audio into discrete tokens using residual vector quantization, serving generative models like MusicGen.
Encoder–decoder neural network
An encoder–decoder neural network, often called seq2seq, is a machine-learning architecture in which an encoder compresses the input and a decoder generates the output, the standard approach for machine translation.
Encompass (radiotherapy system)
Encompass is a frameless head-and-neck immobilization system for intracranial stereotactic radiosurgery, using a custom-molded thermoplastic mask that limits head motion to less than 1 mm; developed by Qfix, it received FDA clearance in 2015.
Encord
Encord is a London-based AI data platform company founded by Eric Landau and Ulrik Stig Hansen (Y Combinator W21), offering multimodal annotation, curation, and evaluation tools for physical AI and enterprise teams, with $110M raised including a $60M Series C in 2026.
EncroChat
EncroChat was an encrypted mobile-phone network used mainly by organized crime groups until French and Dutch investigators infiltrated it in 2020, leading to thousands of arrests.
Encrypted Client Hello
Encrypted Client Hello (ECH) is a TLS extension that lets clients encrypt the ClientHello, hiding the server name from on-path observers, standardized in RFC 9849 in March 2026.
Encryption
Encryption converts readable plaintext into unreadable ciphertext using an algorithm and a cryptographic key, and only parties holding the correct key can decrypt the original information back.
Encyclopædia Britannica
The Encyclopædia Britannica, also known as Britannica Online, is the oldest English-language encyclopedia, first published in Edinburgh in 1768 and now a digital reference company in Chicago.
Encyclopedia
An encyclopedia, also called a general encyclopaedia, is a reference work of concise entries giving topic overviews, distinguished from dictionaries by summarizing subjects rather than defining words.
Encyclopedia Dramatica
Encyclopedia Dramatica is a wiki website founded in December 2004 by Sherrod DeGrippo that documents internet culture, memes, and online feuds in a deliberately offensive, satirical register.
End cam
An end cam is a cam with its working profile machined into the end face of a rotating cylinder, cone, or sphere, where the follower rides that face.
End effector
An end effector, also called end-of-arm tooling (EOAT), is the tool mounted on a robotic arm's wrist that grips, welds, paints, or senses, with grippers the most common type.
End launch
An end launch is a ship launching method in which a vessel slides end-on, normally stern first, down greased inclined slipways, and was dominant worldwide until drydock building spread in the 1960s.
End mill
An end mill is a rotating milling cutter with cutting edges on both its end and periphery, the standard tool for slots, pockets, and shoulders.
End milling
End milling is a machining process using a rotating cutter with cutting edges on its bottom face and circumference to produce slots, pockets, contours, and profiles.
End of Dennard scaling
The end of Dennard scaling is the breakdown, in the early to mid-2000s, of the 1974 MOSFET scaling rules, after which rising power density pushed multicore chips.
End of the golden age of aviation
The end of the golden age of aviation came in the late 1930s, as the Hindenburg disaster ended passenger airships and rearmament absorbed the industry.
End terminal
An end terminal, also called a guardrail end terminal, is the device fitted to the exposed end of a W-beam guardrail to anchor the rail and manage crashes.