Notidani
plural noun
No·tid·a·ni
nōˈtidəˌnī
in some classifications
: an order of sharks that comprises forms with embolomerous vertebrae and 6 or 7 pairs of gill slits, includes Hexanchidae and sometimes Chlamydoselachidae see notidanoidea
Love words? Need even more definitions?
Merriam-Webster unabridged
Share