(chemistry) Distillation under reduced pressure, and thus at a reduced temperature with less risk of thermal degradation

(idiomatic) The persuasive ability of a leader or entrepreneur, especially in misleading or convincing others in order to promote a product or service.

The ability to see clearly an image that is relatively far away (greater than about 36 inches)

(rare) To stain, discolour or tarnish

Misspelling of disdain.

(linguistics, philosophy) A distinction between the use of a word for its meaning (as in "Cheese is derived from milk") and the mention of a word as a lexical unit (as in " 'Cheese' is derived from a word in Old English").

(computing theory) Synonym of string distance.

(mechanics) In classical mechanics, the distance from the resistance (on a lever) to the fulcrum.

(physics) Synonym of quantum entanglement

(with determiner, informal) The District of Columbia, the federal district of the United States. / (with determiner, mostly local usage) Any of numerous governmental districts.