Read the dictionary definition of therefrom. All definitions for this word.
1. from that place or from there
1. proceeded thence directly to college
2. flew to Helsinki and thence to Moscow
3. roads that lead therefrom
2. from that circumstance or source
1. atomic formulas and all compounds thence constructible
2. a natural conclusion follows thence
3. public interest and a policy deriving therefrom
4. typhus fever results therefrom