ganoid
Concise Oxford English Dictionary © 2008 Oxford University Press:
ganoid /ˈganɔɪd/
▶adjective Zoology (of fish scales) hard and bony with a shiny enamelled surface. Compare with ctenoid and placoid.
– origin C19: from Fr. ganoïde, from Gk ganos ‘brightness’.
'ganoid' also found in these Oxford entries:

