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Synonyms

read up

British  
/ riːd /

verb

  1. to acquire information about (a subject) by reading intensively

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
read up Idioms  

  1. Study or learn by reading, as in I don't know much about childhood illnesses, but I can always read up on them. [First half of 1800s]

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Today’s lawmakers looking for a frame of reference may want to read up on the efforts to regulate a questionable trading platform of an earlier era, the “bucket shop.”

From Barron's • Apr. 7, 2026

“I don’t know if you read up on the Epstein Files, but evil is real and unmistakable,” Martin wrote.

From Salon • Feb. 23, 2026

She started to read up on nutrition and create a healthy diet that helped fuel her body.

From BBC • Dec. 20, 2025

Outside of free fishing days, anglers can purchase recreational fishing licenses and read up on fishing regulations on the DFW’s website.

From Los Angeles Times • Jul. 2, 2025

And she’d be wise to try to read up on the power of the stars as well.

From "The Detective's Assistant" by Kate Hannigan

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.