Definition of “considered” - Learner’s Dictionary

considered

adjective uk us /kənˈsɪdəd/

[ always before noun ] A considered opinion or decision is based on careful thought:

It is our considered opinion that he should resign.
all things considered

used when you are giving your opinion about something after thinking carefully about all the facts:

All things considered, I think we made the right choice.

(Definition of “considered” from the Cambridge Learner's Dictionary © Cambridge University Press)