What does «aplicar» mean in Spanish?

To put one thing on top of another.

Examples of use in Spanish: "aplicar una cataplasma".
Adapt, appropriate.

Examples of use in Spanish: "aplicar las artes a la industria".
To attribute, to refer to a particular case.
Employ.

Examples of use in Spanish: "aplicar un procedimiento".
To put care, diligence.

Examples of use in Spanish: "aplicarse en el trabajo", "aplicarse en el estudio".
Concern.

Examples of use in Spanish: "esta ley se aplica a todos".
Submit an application; apply.

♦ Used in: USA - Mexico

Examples of use in Spanish: "aplicar para entrar en la Marina".

"aplicar a un trabajo".