(anatomy) Relating to the sternum and clavicle.

A surname.

(chemistry) An ergot alkaloid, one of the three components of ergoloid along with dihydroergocornine and dihydroergocryptine.

(mathematics) A generalisation of a factorial in which each element to be multiplied differs from the next by an integer (e.g. n(n-3)(n-6)(n-9)...)