basis, grounds, foundation
¿Con qué fundamento arrestaron ayer a Sandró Barateli?
On what grounds was Sandró Barateli arrested yesterday?
— მონანიება (1987)
Es un sentimiento de odio irracional que no tiene fundamento ni justificación lógica.
It is an irrational feeling of hatred that has no basis or logical justification.
Las acusaciones que hicieron no tenían fundamento.
The accusations they made were unfounded.
Aquellas sospechas carecían de fundamento.
Those suspicions were unfounded.
Buscamos teorías con fundamento científico.
We are looking for theories with a scientific basis.
Tus miedos no tienen fundamento.
Your fears are unfounded.
Aquellas sospechas no tenían fundamento.
Those suspicions were unfounded.
Su teoría no tiene fundamento científico.
His theory has no scientific basis.
Las matemáticas son el fundamento de todas las ciencias.
Mathematics is the foundation of all sciences.
Un psiquiatra no establece un fundamento.
A psychiatrist does not establish a foundation.
— Psicosis (1960)