(education) Initialism of International General Certificate of Secondary Education; an internationally recognised qualification taken by secondary school students in England, Wales and Northern Ireland; similar to the GCSE.

A personification of ignorance.

plural of ignition temperature

plural of IgA

(pharmacology) A calcium channel blocker.

plural of ignition interlock

A device installed in a vehicle that detects alcohol on a driver's breath and will not start the car if alcohol is present.

(inorganic chemistry) An analytical technique in which a sample is heated in a sealed tube, volatile metals being removed by sublimation to a cooler part of the tube from where they can be removed and weighed

(theology) Ignorance beyond the individual's control and for which, therefore, he/she is not responsible before God.

Obsolete form of egad.