(chemistry) the process of forming a hydrogen bond

Datura stramonium (jimsonweed). / (US) wild marijuana, usually a type used for hemp production, eg, Cannabis sativa var. sativa. / (US, slang, figuratively) low-quality marijuana.

Not inhabited; having no inhabitants. / (type theory, of a type) Not having a term.

(military, nautical) Initialism of landing craft, infantry.