An old jaded horse. / (UK, dialect, uncountable) Sea gravel mixed with sand. / (dated, slang, among students) Synonym of horse (illegitimate study aid)

A surname from Cornish.

Of, or pertaining to, Descartes, his mathematical methods, or his philosophy, especially with regard to its emphasis on logical analysis and its mechanistic interpretation of physical nature.

simple past tense and past participle of hoarsen