ret·in·oid 
(rĕtn-oid′)
(rĕtn-oid′)n.
Any of various natural or synthetic derivatives of vitamin A.
[RETIN(OL) + -OID.]
- cosmochemical
- cosmochemist
- cosmochemistry
- cosmogenic
- cosmogonic
- cosmogonical
- cosmogonically
- cosmogonist
- cosmogony
- cosmographer
- cosmographic
- cosmographical
- cosmographically
- cosmography
- cosmologic
- cosmological
- cosmological constant
- cosmologically
- cosmologist
- cosmology
- cosmonaut
- cosmopolis
- cosmopolitan
- cosmopolitanism
- cosmopolite