Potent means very powerful or very strong. It is used when something or someone has great ability or effect.
He is a potent leader in the country.
This medicine is very potent and works fast.
Potent means able to father or produce babies. It is often used for animals or men in biology.
The stallion is potent and healthy.
A potent male animal can father many babies.
Potent can describe language or arguments that are strong and convincing to people.
She made a potent argument in the debate.
His speech was very potent and moved many people.