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finer

American  
[fahy-ner] / ˈfaɪ nər /

adjective

Mathematics.

  1. of or relating to a topology or a topological space whose open sets include all the open sets of a second specified topology on the space.

Etymology

Origin of finer

Special use of comparative of fine 1

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.

The finer point, though, is that India may not have made it to the knockouts in the first place had it not been for Samson's mature innings.

From BBC • Mar. 9, 2026

This appeared to be an effort to draw a finer line between the two.

From The Wall Street Journal • Mar. 7, 2026

The finer details are still unclear but if there are any special rules or conditions attached, that's unlikely to go down well with purists.

From BBC • Feb. 23, 2026

The newly created map confirms earlier studies while revealing finer details about the relationship between dark matter and the normal matter that makes up everything we can see, touch, and interact with.

From Science Daily • Feb. 3, 2026

I’m boggled still, but with a finer appreciation for the partnership.

From "The Poisonwood Bible" by Barbara Kingsolver

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.