reading vs browse

reading and browse both are nouns.

Word	Noun	Adjective	Verb	Adverb
reading	Yes	No	No	No
browse	Yes	No	Yes	No

As nouns, browse is a hyponym of reading; that is, browse is a word with a more specific, narrower meaning than reading:

reading: the cognitive process of understanding a written linguistic message
browse: reading superficially or at random

Other hyponyms of reading include speed-reading, perusal, perusing, poring over, studying, browsing, skim, skimming.

reading (noun)	browse (noun)
the act of measuring with meters or similar instruments	the act of feeding by continual nibbling
the cognitive process of understanding a written linguistic message	reading superficially or at random
a mental representation of the meaning or significance of something	vegetation (such as young shoots, twigs, and leaves) that is suitable for animals to eat
a datum about some physical state that is presented to a user by a meter or similar instrument
written material intended to be read
a particular interpretation or performance
a public instance of reciting or repeating (from memory) something prepared in advance

reading (verb)	browse (verb)
	eat lightly, try different dishes
	look around casually and randomly, without seeking anything in particular
	feed as in a meadow or pasture
	shop around; not necessarily buying