|Origin:||acompter, from compter 'to count'|
account for somethingphrasal verb
to form a particular amount or part of something:
Afro-Americans account for 12% of the US population.
to be the reason why something happens [= explain]:
Recent pressure at work may account for his behavior.
to give a satisfactory explanation of why something has happened or why you did something [= explain]:
Can you account for your movements on that night?
to say where all the members of a group of people or things are, especially because you are worried that some of them may be lost:
Three days after the earthquake, more than 150 people had still to be accounted for.