amerikai:
brit:
1. Self-generated; happening without any apparent external cause.
He made a spontaneous offer of help.
2. Done by one's own free choice, or without planning.
3. Proceeding from natural feeling or native tendency without external or conscious constraint
4. Arising from a momentary impulse
5. Controlled and directed internally; self-active; spontaneous movement characteristic of living things
6. Produced without being planted or without human cultivation or labor.
7. Random.
8. Sudden, without warning.