LD

From Wikipedia, the free encyclopedia

LD can mean:

In science and mathematics:

• Lethal dose, the percentage of test organisms killed by a specific dosage (of drugs, radiation, etc.).
• The logarithm of base 2, ld(x) = log₂(x), from the Latin logarithmus dualis.
• Lunar distance, the distance between the Earth and the Moon and a measure of navigation.
• Linkage disequilibrium, when seemingly independent alleles have different rates of appearance (thanks to fitness concerns, etc.) in genetics.
• lactate dehydrogenase
• London dispersion forces

In technology:

• Laserdisc format, an obsolete optical disc video/data format and predecessor to Digital Video Disc (DVD).
• ld (Unix), the linker command on Unix and Unix-like systems.
• Long distance, a telephone call to another area sufficiently far away to be charged at a higher rate.
• Linkdead, shorthand for "disconnected from the server" in some online activities and games.
• ld, an instruction on a Z80 CPU.
• Line Dubbed, a term for pirate copies with an audio track, which has been ripped from the line out connection of a projector
• ld in Mobile communication Abbr for Low Density meaning taking up less room in an area with equipment
• Liebe dich Shortcut of expressing your love in German

In politics:

• Liberal democracy, a form of government based on rule of the people (democracy) tempered by the rule of law and natural rights (liberalism).
• Legislative district, a division of voters into a district.

In television:

• Lighting Director, the person in charge of lighting a television programme.
• Lorraine "L.D." Delacorte, a character from the Degrassi series played by Amanda Cook.
• Larry David, sometimes referred to as L.D. in the television show Curb Your Enthusiasm.
• Latin Disciples, the name of a gang in television series Day Break

In music:

• Lethal Dialect rapper
• Luis Dubuc

LD can also refer to:

• Liberian dollar, the currency of Liberia
• Lincoln-Douglas debate, a form of debate.
• Line Drive, a trajectory-related inference and statistic of a batted ball in baseball.
• Learning disability, a condition that can impair learning through standard methods
• Lilian day, a variant of the Julian day.
• Lucid dreaming, a dream in which one is conscious of dreaming as it is happening.
• Long distance relationships
• Lighting designer, the person in charge of lighting in theatre.
• Air Hong Kong and Linea Turistica Aerotuy, airlines with IATA code LD.
• Liquor drink, a drink composed of a Distilled beverage and a drink mixer.
• LD (cigarette), a brand of cigarette from the Gallaher Group.
• Living Dangerously, a ECW PPV
  • Louis-Dreyfus Group, a French commodities trading firm

Ld (Capital L with a lower case "d") is the abbreviated form of:

• Lord, a peer of the realm in the United Kingdom.
• Lordi, a hard rock band