(geometry) a prism whose cross section is an irregular polygon / (geometry) a solid that is like a prism but whose cross section is not (necessarily) a polygon

plural of irregular prism

(aviation, travel) an official form to be filled out if checked baggage is lost or damaged by an airline.

plural of property irregularity report

In an irregular manner; without rule, method, or order.

plural of irregularist

One who is irregular.

(British spelling) Alternative spelling of irregularization.

plural of irregularisation