This parking meter shows elapsed time.
An example of elapse is for 45 minutes to go by while sitting in a waiting room.
Origin of elapse; from Classical Latin elapsus, past participle of elabi, to glide away ; from e-, out + labi, to glide, fall: see labor
intransitive verbe·lapsed, e·laps·ing, e·laps·es
Origin of elapseLatin ēlābī, ēlāps- : ē-, ex-, ex- + lābī, to slip.
(third-person singular simple present elapses, present participle elapsing, simple past and past participle elapsed)
From Middle French elapser, from Latin elapsus.