The preposition "ab" has the following meanings.
| temporal | Example | |
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duration indicating the starting point | Ab heute bin ich wieder zu Hause. |
| spatial | Example | |
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spatial starting point of a route | Der Bus fährt täglich ab Berlin. |
| other meanings | Example | |
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stating a minimum number | Ab 1000 Exemplaren kostet das Stück nur 2 Euro. |