Bachelor significa soltero.
No significa bachiller, que se traduce por high school graduate.
EXAMPLES:
- I will always be a hopeless bachelor. Siempre seré un soltero sin remedio.
- Life as a bachelor was no longer so attractive to him. La vida de soltero ya no le atraía tanto.
- Until he was well into his fifties, he was a bachelor. Hasta bien entrados los cincuenta fue soltero.