అర్థం : Immune to attack. Incapable of being tampered with.
ఉదాహరణ :
An impregnable fortress.
Fortifications that made the frontier inviolable.
A secure telephone connection.
పర్యాయపదాలు : inviolable, secure, strong, unassailable, unattackable
అర్థం : Capable of conceiving.
పర్యాయపదాలు : conceptive
అర్థం : Incapable of being overcome, challenged or refuted.
ఉదాహరణ :
An impregnable argument.
Impregnable self-confidence.
పర్యాయపదాలు : inexpugnable
Impregnable meaning in Telugu.