| IRIDIAN | • iridian adj. (Mineralogy) Describing minerals containing iridium. • iridian adj. Of or relating to the iris or rainbow. • Iridian adj. Of or relating to Iris. |
| PRIDIAN | • pridian adj. Of or relating to the day before, or yesterday. • PRIDIAN adj. of or pertaining to the previous day. |
| MERIDIAN | • meridian adj. Relating to a meridian (in various senses); meridional. • meridian adj. (Archaic except literary) Relating to midday or noon. • meridian adj. (Obsolete). |
| VIRIDIAN | • viridian n. A bluish-green pigment made from chromium sesquioxide. • viridian n. (Color) A bluish-green color. • viridian adj. (Colour) Of a bluish green colour. |
| ACARIDIAN | • acaridian adj. Synonym of acarine. • acaridian n. Synonym of acarine. • ACARIDIAN adj. relating to the Acarida, mites and ticks. |
| MERIDIANS | • meridians n. Plural of meridian. • MERIDIAN n. a line of longitude. |
| VIRIDIANS | • viridians n. Plural of viridian. • VIRIDIAN n. a greenish-blue pigment. |
| ACARIDIANS | • acaridians n. Plural of acaridian. • ACARIDIAN n. a mite or tick, also ACARIDEAN. |
| ASTERIDIAN | • ASTERIDIAN n. a starfish, also ASTERID. |
| ASTERIDIANS | • ASTERIDIAN n. a starfish, also ASTERID. |
| CLOSTRIDIAN | • CLOSTRIDIAN adj. relating to clostridia, also CLOSTRIDIAL. |
| ANTEMERIDIAN | • antemeridian adj. Of or relating to morning; that happens in the morning. • ANTEMERIDIAN adj. occurring before midday. |
| CANTHARIDIAN | • cantharidian adj. Composed of cantharides. • CANTHARIDIAN adj. of or like a cantharid, also CANTHARIDAL, CANTHARIDIC. |
| EPHEMERIDIAN | • EPHEMERIDIAN adj. of or like an ephemerid, an insect of the mayfly family. |
| POSTMERIDIAN | • postmeridian adj. Of or pertaining to the afternoon. • POSTMERIDIAN adj. taking place after noon. |
| MICROSPORIDIAN | • microsporidian n. Any of many parasites, of the class Microsporidia, considered to be fungi or close relatives of fungi. • MICROSPORIDIAN adj. relating to a class of small parasites. |