(geology) A type of fault in which the footwall moves up relative to the hanging wall.

plural of normal fault

plural of normal distribution

The final depth of water in an open channel that is subject to continuous uniform flow

(physics, chemistry) The electrode potential with reference to that of a normal hydrogen electrode

(obsolete) A school for training teachers, especially in mainland Europe and North America.

plural of normal school

plural of normal form

plural of normal mode

A mode of an oscillating system in which all parts of the system move sinusoidally with the same frequency and with a fixed phase relation. The motion described by the normal modes is called resonance.