A type of rail transport that operates significantly faster than traditional rail traffic, using an integrated system of specialized rolling stock and dedicated tracks.

A form of address used for certain members of a royal family.

(psychiatry) A term applied to people with autism who are deemed to be cognitively "higher functioning" (with an IQ of 70 or greater) than other people with autism.

(historical) An ankle boot fastened by a row of buttons (in fashion from the late 19th to mid-20th century).

The first of the Great Officers of State in England, nominally ranking above the Lord Chancellor. The office has generally remained vacant since 1421 and is now primarily ceremonial and filled only for a coronation.

plural of Lord High Steward

Used other than figuratively or idiomatically: see high, blood pressure. / (pathology, colloquial) Synonym of hypertension (abnormally high blood pressure)

(archaic) To get on one's high horse.

simple past of stink to high heaven

Third-person singular simple present indicative form of stink to high heaven