Definition of sabella
1 capitalized : a genus (the type of the family Sabellidae) of tube-dwelling marine polychaete worms with the prostomial palps modified into semicircular plumose gills
2 plural -s : any worm of the genus Sabella
sabelloid\səˈbeˌlȯid, ˈsabəˌl-\ adjective or noun
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Origin and Etymology of sabella
New Latin, from Latin sabulum sand + New Latin -ella — more at sand
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