D- means:
* Placed before a
U.S. state
In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...
, usually in parentheses, indicates the person it applies to is a
Democratic Party Democratic Party most often refers to:
*Democratic Party (United States)
Democratic Party and similar terms may also refer to:
Active parties Africa
*Botswana Democratic Party
*Democratic Party of Equatorial Guinea
*Gabonese Democratic Party
*Demo ...
politician of that state. "R-" is used for the
Republican Party
Republican Party is a name used by many political parties around the world, though the term most commonly refers to the United States' Republican Party.
Republican Party may also refer to:
Africa
*Republican Party (Liberia)
* Republican Part ...
.
* An academic grade given by certain institutions. Slightly better than an F and slightly worse than a D. See
Grade (education)
Grading in education is the process of applying standardized measurements for varying levels of achievements in a course. Grades can be assigned as letters (usually A through F), as a range (for example, 1 to 6), as a percentage, or as a numbe ...
.
* A prefix signifying
chirality
Chirality is a property of asymmetry important in several branches of science. The word ''chirality'' is derived from the Greek (''kheir''), "hand", a familiar chiral object.
An object or a system is ''chiral'' if it is distinguishable from ...
of a molecule
See also
*
Rep.
*
Sen.
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