A cause of extinction. / (dated) An extinguisher.

(law) An outburst of anger that leads one to commit a criminal act, and is itself influenced by preceding events that might cause a reasonable person to lose self control.

(roofing) A type of seam between adjacent sheets of metal roofing material made by turning up the edges of two adjacent panels and then folding or interlocking them in a variety of ways.

plural of Inter Cert