Meaning of “blessing” - Learner’s Dictionary

blessing

noun uk us /ˈblesɪŋ/
LUCK [ C ]

something that is lucky or makes you happy:

It is a blessing that no one was hurt.
APPROVAL [ U ]

approval that someone gives to a plan or action:

Mr Newton has given his blessing for the plan.
RELIGION [ C, U ]

protection or help from God, or a prayer to ask for this

(Definition of “blessing” from the Cambridge Learner’s Dictionary © Cambridge University Press)