YD, or Yd may refer to:
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Yard
The yard (symbol: yd) is an English unit of length in both the British imperial and US customary systems of measurement equalling 3 feet or 36 inches. Since 1959 it has been by international agreement standardized as exactly 0.914 ...
(yd), a unit of length
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Nissan YD engine
The YD engine is a Inline-4 diesel engine from Nissan. It has a cast-iron block and aluminium head with chain driven DOHC. The engine shares much of its architecture with the QR petrol engine.
YD22DD
Winner of the FY 1998 Sho-Ene Taisho (The En ...
, an automobile engine
* USS ''YD-43'', later name for
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Yarmouth–Dennis Red Sox
The Yarmouth–Dennis Red Sox, or Y-D Red Sox, are a collegiate summer baseball team based in South Yarmouth, Massachusetts. The team is a member of the Cape Cod Baseball League (CCBL) and plays in the league's East Division. The Red Sox play thei ...
, or Y-D Red Sox, a collegiate summer baseball team based in South Yarmouth, Massachusetts
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Younger Dryas
The Younger Dryas (c. 12,900 to 11,700 years BP) was a return to glacial conditions which temporarily reversed the gradual climatic warming after the Last Glacial Maximum (LGM, c. 27,000 to 20,000 years BP). The Younger Dryas was the last stage ...
, a geological period from c. 12,900 to c. 11,700 calendar years ago
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South Yemen
South Yemen ( ar, اليمن الجنوبي, al-Yaman al-Janubiyy), officially the People's Democratic Republic of Yemen (, ), also referred to as Democratic Yemen (, ) or Yemen (Aden) (, ), was a communist state that existed from 1967 to 19 ...
(ISO 3166-1 code YD)
* YD-# Yard
Derrick
A derrick is a lifting device composed at minimum of one guyed mast, as in a gin pole, which may be articulated over a load by adjusting its guys. Most derricks have at least two components, either a guyed mast or self-supporting tower, and a ...
, a
Crane vessel
A crane vessel, crane ship or floating crane is a ship with a crane specialized in lifting heavy loads. The largest crane vessels are used for offshore construction. Conventional monohulls are used, but the largest crane vessels are often catam ...
* YD - Young Diem / Early Day
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Yd. (retailer), an Australia and New Zealand clothing retail chain
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