What does «premeditadamente» mean in Spanish?
- With premeditation, in such a way that a matter is reflected upon and evaluated before it is carried out.
-  With    premeditation, in a maliciously deliberate manner where the commission of a    crime is prepared in advance (thus constituting an aggravating factor of    criminal liability).
 Examples of use in Spanish: "fue un asesinato premeditadamente pensado".