coarser

American

[kawr-ser, kohr-] / ˈkɔr sər, ˈkoʊr- /

adjective

Mathematics.

of or relating to a topology on a topological space whose open sets are included among the open sets of a second specified topology on the space.

Etymology

Origin of coarser

coarse + -er ⁴

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.

They’re small, the colors are garish, and they’re coarser in feeling than the work for which he is best known.

From The Wall Street Journal • Jan. 24, 2026

The scope of SinoProbe II—successor to SinoProbe I, a coarser survey that ran from 2008–16—“is mind-boggling,” says Larry Brown, a geophysicist at Cornell University.

From Science Magazine • Nov. 17, 2024

Even the colder, coarser revival that opened Thursday at the Nederlander Theater, long since rebranded as “The Who’s Tommy,” offers the excitement of big, poppy belting.

From New York Times • Mar. 28, 2024

Less electricity was produced when coffee had a higher internal moisture content and when coffee was ground at a coarser setting.

From Science Daily • Dec. 6, 2023

Ex-Inspector Blore looked coarser and clumsier in build.

From "And Then There Were None" by Agatha Christie

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