Runway vs Localizer - What's the difference?

As nouns the difference between runway and localizer

is that runway is an airstrip, a (usually) paved section on which planes land or take off while localizer is a person who localizes.

(wikipedia runway)

(en noun)

an airstrip, a (usually) paved section on which planes land or take off

a narrow platform extending from a stage on which people walk, especially used by models in fashion shows

the usual path taken by deer or other wild animals, i.e. from the forest to the stream

a stream bed

* (platform for fashion shows): catwalk

* localizor

(en noun)

(computing) A person who localizes

(aviation) The component of an instrument landing system that provides runway centerline guidance to aircraft, but not the glideslope information.

* (aviation) Not to be confused with locator.