- belonging to the Selachii, a group of fishes comprising the sharks, skates, and rays.
- a selachian fish.
Origin of selachian
1825–35; < New Latin Selachi(i) (plural) name of the order (< Greek seláchios (singular) resembling a shark, cartilaginous, adj. derivative of seláchos shark, ray) + -an
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for selachian
The comparison of this system with that of a Selachian is very simple.The Works of Francis Maitland Balfour, Volume 1
Francis Maitland Balfour
The end result is an amphicoelous or biconcave centrum in general appearance much like that of the Selachian.
A Selachian, the common skate (Raja ocellata) or dog-fish (Acanthias vulgaris).
The hepatic portal system differs in two respects from the Selachian type.
The abdominal vein represents the lateral vein of the Selachian and corresponds to the umbilical vein of the higher vertebrates.
- of, relating to, or belonging to the Selachii (or Elasmobranchii), a large subclass of cartilaginous fishes including the sharks, rays, dogfish, and skates
- any fish belonging to the subclass Selachii
C19: from New Latin Selachiī, from Greek selakhē a shark; related to Greek selas brightness