conforming to a standard; usual, typical, or expected

it's quite normal for puppies to bolt their food

normal working hours

(of a line, ray, or other linear feature) intersecting a given line or surface at right angles

a single plane of symmetry with a diad axis normal to it

(of a salt solution) containing the same salt concentration as the blood

dilute the stock solution with sterile water or normal saline

denoting a fault or faulting in which a relative downward movement occurred in the strata situated on the upper side of the fault plane

the usual, typical, or expected state or condition

her temperature was above normal

the service will be back to normal next week

a line at right angles to a given line or surface

the view is along the normal to the surface