Synonyms of fissure

fissure

noun

ˈfi-shər 

as in crevice

an irregular usually narrow break in a surface created by pressure

lava flows up through a fissure in the earth's crust

Synonyms & Similar Words

• crevice
• rift
• crack
• cleft
• split
• gap
• fracture
• cranny
• rupture
• chink
• check
• slit
• crevasse
• incision
• opening
• breach
• hairline
• craze
• gash
• cut

Example Sentences

Recent Examples of fissure

Once moored, a boardwalk leads through old-growth forest to the fault itself, where ocean water is drawn in, heated up high and released through fissures in the rock. — Adrienne Matei, Condé Nast Traveler, 10 Oct. 2026

Elsewhere, including in Veraguas province, large fissures ran along roadways. — Aris Mariota, Los Angeles Times, 10 Oct. 2026

In 2024, a large series of earthquakes accompanied the opening of a vent, and a 900-meter-long fissure opened, sending fountains as high as 160 meters into the sky over the course of 13 hours. — John Timmer, ArsTechnica, 9 Oct. 2026

This fissure triggered one of the 21st century’s bloodiest wars in 2020 when federal forces attempted to wrestle control of the large province of Tigray, leaving up to 600,000 dead by the time a ceasefire deal was signed two years later. — Brady Knox, The Washington Examiner, 23 Sep. 2026