D66 is a state road connecting A9 motorway with D8 state road in Matulji.
The D66 strain of Chlamydomonas reinhardtii, a single-celled green alga, is a cell-wall-deficient strain of algae that exhibits normal photosynthetic characteristics, but requires ammonia as a source of nitrogen for growth.
Delta Junction Airport is a public use airport located in and owned by Delta Junction, a city in the Southeast Fairbanks Census Area of the U.S. state of Alaska.
Democrats 66 (Democraten 66, D66,; officially Politieke Partij Democraten 66) is a social-liberal political party in the Netherlands.
Dice notation (also known as dice algebra, common dice notation, RPG dice notation, and several other titles) is a system to represent different combinations of dice in role-playing games using simple algebra-like notation such as 2d6+12.
HMS Emerald was an light cruiser of the Royal Navy.
The Queen's Gambit Declined (or QGD) is a chess opening in which Black declines a pawn offered by White in the Queen's Gambit: This is known as the Orthodox Line of the Queen's Gambit Declined.