D18

D18, D.18 or D-18 may refer to :

• D-18 guitar, a model by C. F. Martin & Company
• Darmstadt D-18, a 1929 German sportsplane
• Dewoitine D.18, a French Dewoitine aircraft
• Dublin 18, a Dublin, Ireland postal district
• HMS Antrim (D18), a 1967 County-class destroyer of the British Royal Navy
• HMS Battler (D18), a 1942 Bogue-class escort aircraft carrier that served during World War II in the British Royal Navy
• HMS St. Kitts (D18), a 1944 Battle-class destroyer of the British Royal Navy
• Ivchenko-Progress D-18 (aka ZKMB Progress D-18), a turbofan engine
• Hemangioma ICD-10 code

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