once, formerly (during some period in the past) / one time, at one point (sometime in the future)

a surname, notably of Albert Einstein

An extremely intelligent person.

einsteinium

attitude / hiring, beginning of an employment / cessation, discontinuation / dismissal (of action or a case) / adjustment, setting, calibration (of a machine) / adjustment (of medication) / shot, take

inflection of Einstein:
/ inflection of Einstein:

to hire (to add someone to a position of employment) / to adjust, to set / to prepare / to appear / to cease, to stop / to build in a way fusing with other buildings or the whole project

(intransitive, often with in (into) + accusative) to get in or on (a vehicle)

Einstein's constant

inflection of einstellen:
/ inflection of einstellen: