read up on something (also read something ↔ up British English) phrasal verb (see also read)
to read a lot about something because you will need to know about it:
You’ll enjoy traveling more if you read up on the history of the countries you’ll be visiting.

[TahlilGaran] Dictionary of Contemporary English ▲

read up on
read up on (something)
to learn about something by reading a lot.
I've been reading up on Quebec's history.

[TahlilGaran] English Idioms Dictionary ▲

read up on something
read up on (something)
to learn about something by reading a lot.
I've been reading up on Quebec's history.

[TahlilGaran] English Idioms Dictionary ▲

read up on
• read up on (someone or something)
to research and read about someone or something
I have been reading up on Egyptian history before our trip to Egypt this summer.

[TahlilGaran] English Idioms Dictionary ▲

read up on something
• read up on (someone or something)
to research and read about someone or something
I have been reading up on Egyptian history before our trip to Egypt this summer.

[TahlilGaran] English Idioms Dictionary ▲

read up on
v. phr. To study carefully in preparation for an examination or other special purpose.
Since Mr. and Mrs. Lee are going to take their American citizenship exams soon, they must read up on the Constitution and the three branches of government.

[TahlilGaran] English Idioms Dictionary ▲

read up on someone
• read up on (someone or something)
to research and read about someone or something
I have been reading up on Egyptian history before our trip to Egypt this summer.

[TahlilGaran] English Idioms Dictionary ▲