1. (noun) a long narrow opening

• crack
• crevice
• fissure
• scissure

2. (adjective) having one or more incisions reaching nearly to the midrib

• dissected

1. (noun) a long narrow opening

• break
• fault
• faulting
• fracture
• geological fault
• shift
• chap
• chink
• crevasse
• fatigue crack
• rift
• slit
• split
• vent
• volcano

1. (adjective) having one or more incisions reaching nearly to the midrib

• compound

1. (noun) a split or indentation in something (as the palate or chin)

• indentation
• indenture

2. (noun) a long narrow opening

• gap
• opening

1. (noun) a split or indentation in something (as the palate or chin)

• cleave
• rive
• split
• cleave

2. (noun) a long narrow opening

• crack
• fissure