Deltic or Deltics may refer to: * Napier Deltic, a diesel engine **

British Rail DP1 English Electric DP1, commonly known as ''Deltic'', is a prototype demonstrator locomotive employing two Napier Deltic engines, built by English Electric in 1955. The high power of the locomotive at an acceptably low axleload resulted in 22 s ...

("Deltic") a prototype locomotive built by English Electric fitted with the Deltic Engine ** British Rail Class 55, production locomotives powered by Deltic engines ** British Rail Class 23, "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 ...

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) * Deltaic or deltic * ''Deltics'' (album), a music album by Chris Rea

See also