rhodochrosite /rō-dō-krōˈsīt/ noun

(Gr rhodochrōs rose-coloured) manganese spar, a pink rhombohedral mineral, manganese carbonate

rhōdodaphˈne (or /rod-/) noun (Gr daphnē laurel; Spenser)

Oleander

rhōˈdolite noun

A pink or purple garnet (gemstone)

rhōˈdonite noun

A rose-red anorthic pyroxene, manganese silicate

rhōˈdophane noun

(Gr phainein to show) a red pigment in the retinal cones of birds, etc

Rhōdophyceae /-fishˈi-ē/ plural noun

(Gr phȳkos seaweed) the red seaweeds (including some forms that are neither red nor found in the sea), one of the main divisions of the algae, in which the chlorophyll is usually masked by a red pigment

rhōdopˈsin noun

(Gr opsis sight) visual purple

rhōˈdous adjective

Of rhodium in lower valency

Rhodymenia /rō-di-mēˈni-ə/ noun

(Gr hymēn a membrane) the dulse genus of red seaweeds