Initialism of Linux Documentation Project. / Initialism of Liberal Democratic Party. / Initialism of Label Distribution Protocol. / Initialism of Lingwa de Planeta. (language)

(organic chemistry) Initialism of low-density polyethylene.

(toxicology) The amount of a substance required to kill half of a given population; a measure of toxicity.

(computing) Initialism of Lightweight Directory Access Protocol.

(initialism) LDAP data interchange format. / (initialism) Local Development Investment Fund.

(biochemistry) Initialism of low-density lipoprotein. / (navigation) Initialism of limiting danger lines.

Initialism of low dosage hydrate inhibitor.

(electronics) Initialism of low drop out.

(Internet slang) Initialism of like duh obviously.

(aviation) Initialism of localizer type directional aid. / (chemistry) Initialism of lithium diisopropylamide. / (density functional theory) Initialism of local-density approximation.