Term: cystopteris: chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: coloratura: a lyric soprano who specializes in coloratura vocal music
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: fly in the ointment: an inconvenience that detracts from the usefulness of something
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: amphibian: a flat-bottomed motor vehicle that can travel on land or water
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: acardia: congenital absence of the heart (as in the development of some monsters)
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: jotun: (Norse mythology) one of a race of giants often in conflict with the Aesir
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: kerb crawler: someone who drives slowly along the curb seeking sex from prostitutes or other women
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: muzzle loader: an obsolete firearm that was loaded through the muzzle
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: petaurus: a genus of Phalangeridae
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: freedom from double jeopardy: a civil right guaranteed by the Fifth Amendment to the US Constitution
Broader: genus: (biology) taxonomic group containing one or more species | Unrelated: reversibility: the quality of being reversible in either direction