
die Begrenzung
boundary
A physical line or object that marks the edge or end of an area.
Die weiße Linie dient als Begrenzung des Spielfelds.
The white line serves as the boundary of the playing field.
boundary / limit
Loading your saved state.

boundary
A physical line or object that marks the edge or end of an area.
Die weiße Linie dient als Begrenzung des Spielfelds.
The white line serves as the boundary of the playing field.

limit
A rule or limit that restricts something; a limitation.
Die Begrenzung der Redezeit auf fünf Minuten gilt für alle.
The limit on speaking time to five minutes applies to everyone.
'Begrenzung' (boundary/limit) belongs to the word family of 'die Grenze' (the border/boundary). It is the nominalization of the verb 'begrenzen' (to limit). The ending '-ung' turns the action of limiting into a noun.
Die Regierung plant eine Begrenzung der Einwanderung.
The government is planning a limit on immigration.
In the meaning of 'limit' or 'restriction', 'Begrenzung' (limit) is very often combined with a genitive that indicates what is being limited. Examples are 'die Begrenzung der Geschwindigkeit' (the speed limit) or 'die Begrenzung der Kosten' (the limitation of costs).
Die Begrenzung der Teilnehmerzahl ist notwendig, um die Qualität zu sichern.
The limit on the number of participants is necessary to ensure quality.
'Begrenzung' (limit) often forms the second part of compound nouns that describe a specific type of limit. Well-known examples are 'Geschwindigkeitsbegrenzung' (speed limit), 'Altersbegrenzung' (age limit), or 'zeitliche Begrenzung' (time limit).
Auf dieser Autobahn gibt es keine Geschwindigkeitsbegrenzung.
There is no speed limit on this highway.
border / limit
“Grenze” and “Begrenzung” can both express restricted possibilities. “Grenze” refers to the point beyond which nothing else is possible. “Begrenzung” places more emphasis on a rule or measure that restricts something.

Der Veranstalter hat eine Begrenzung auf 100 Gäste festgelegt.
The organizer has set a limit of 100 guests.
Mit 100 Gästen ist die Grenze der Raumkapazität erreicht.
With 100 guests, the room’s capacity limit has been reached.