Deltic may refer to:
*
Napier Deltic
The Napier Deltic engine is a British opposed-piston valveless, supercharged uniflow scavenged, two-stroke diesel engine used in marine and locomotive applications, designed and produced by D. Napier & Son. Unusually, the cylinders were disp ...
, a diesel engine
**
British Rail DP1 ("Deltic") a prototype locomotive built by English Electric fitted with the Deltic Engine
**
British Rail Class 55
The British Rail Class 55, also known as a Deltic, or English Electric type 5, is a class of diesel locomotive built in 1961 and 1962 by English Electric for British Railways. They were designed for the high-speed express passenger services on t ...
, production locomotives powered by Deltic engines
**
British Rail Class 23
The British Rail Class 23 were a class of ten Bo-Bo diesel-electric locomotives built by the English Electric Company (EE) in 1959. The power unit used was a Napier Deltic T9-29 9-cylinder engine of driving an EE generator, which powered the f ...
, "Baby Deltic" production locomotives powered by Deltic engines
**
Deltic Preservation Society
The Deltic Preservation Society is a railway preservation group based in England. The society is dedicated to the preservation and restoration of the remaining Class 55 "Deltic" diesel locomotives operated by British Rail from the 1960s to the ...
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Deltic acid
Deltic acid or dihydroxycyclopropenone is a chemical substance with the chemical formula C3O(OH)2. It can be viewed as a ketone and double Alcohol (chemistry), alcohol of cyclopropene. At room temperature, it is a stable white solid, soluble in d ...
, a chemical whose molecular backbone resembles the Greek letter delta (Δ)
See also
* ''
Deltics Deltic may refer to:
* Napier Deltic, a diesel engine
** British Rail DP1 ("Deltic") a prototype locomotive built by English Electric fitted with the Deltic Engine
** British Rail Class 55, production locomotives powered by Deltic engines
** Britis ...
'', a music album by Chris Rea
*
Deltoid (disambiguation) Deltoid ( delta-shaped) can refer to:
* The deltoid muscle, a muscle in the shoulder
* Kite (geometry), also known as a deltoid, a type of quadrilateral
* A deltoid curve, a three-cusped hypocycloid
* A leaf shape
* The deltoid tuberosity, a part o ...
*
Deltate (disambiguation) The word deltate, in its most common senses, is derived from the Greek delta (letter), specifically the capital form (Δ). It may mean:
* In biology, a triangular leaf shape.
* In chemistry, a salt of deltic acid, which has three carbon atoms conne ...
*
River delta
A river delta is a landform shaped like a triangle, created by deposition (geology), deposition of sediment that is carried by a river and enters slower-moving or stagnant water. This occurs where a river enters an ocean, sea, estuary, lake, res ...
*
Delta (letter)
Delta (; uppercase Δ, lowercase δ or 𝛿; el, δέλτα, ''délta'', ) is the fourth letter of the Greek alphabet. In the system of Greek numerals it has a value of 4. It was derived from the Phoenician letter dalet 𐤃. Letters that come ...
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