speciality
n. countablen. a subject, skill, or product that someone is an expert in or is famous for. You use this to describe the one thing a person or place does better than anything else.
n. a pursuit, area of study, or product in which someone possesses particular expertise or which is characteristic of a specific place. Often refers to a signature dish in a culinary context.
The chef's speciality is homemade pasta.
While the law firm handles many cases, their true speciality is international intellectual property rights.
The region's primary speciality remains its hand-woven silk, a craft that has been refined over centuries and continues to drive the local export economy.
From special + -ity, from Middle French spécialité, from Old French specialte, especialte, from Latin specialitas.
In British English, 'speciality' is the standard form; in American English, 'specialty' is preferred.
His specialty is on historyHis speciality is historyThe noun is followed directly by the subject or linked with 'in' (speciality in history), but it does not take the preposition 'on'.