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

Researchers did not find strong evidence that perianal diseases themselves cause changes in sleep patterns overall, though the paper reports an association involving anal fissures and sleep duration. — Samantha Agate, Miami Herald, 3 Sep. 2026

Bidets may also ease discomfort from hemorrhoids, fistulas and anal fissures, and help people with chronic diarrhea or conditions that require frequent wiping. — Hanna Wickes, Sacbee.com, 29 Aug. 2026

On a historic square in Savannah, with live oaks cloaked in Spanish moss, Aaron Whitley, the Chatham County Democratic Party chair, says Ossoff has managed to transcend those fissures better than most. — Sam Gringlas, NPR, 27 Aug. 2026

Wilson explores these relational fissures throughout the novel but does not resolve them. — Literary Hub, 24 Aug. 2026