Strict adherence to a given form of conduct, practice etc. / (computing) One of several alternative computational paradigms for a given theory.

A boat used for recreational activities, such as sport fishing or touring.

(US, derogatory) A political candidate for elected office who is really or allegedly connected with or similar in views to the Ku Klux Klan.

(mineralogy) A triclinic mineral containing calcium, hydrogen, iron, manganese, oxygen, potassium, silicon, sodium, and titanium.