(biology) a substance in which specimens are preserved or displayed
around the middle of a scale of evaluation; "an orange of average size"; "intermediate capacity"; "medium bombers"
a liquid with which pigment is mixed by a painter
an intervening substance through which signals can travel as a means for communication
a means or instrumentality for storing or communicating information
(usually plural) transmissions that are disseminated widely to the public
the surrounding environment; "fish require an aqueous medium"
someone who serves as an intermediary between the living and the dead; "he consulted several mediums"
a state that is intermediate between extremes; a middle position; "a happy medium"
an intervening substance through which something is achieved; "the dissolving medium is called a solvent"
(bacteriology) a nutrient substance (solid or liquid) that is used to cultiv
not widely distributed; "rare herbs"; "rare patches of green in the desert"
not widely known; especially valued for its uncommonness; "a rare word"; "rare books"
(of meat) cooked a short time; still red inside; "rare roast beef"
recurring only at long intervals; "a rare appearance"; "total eclipses are rare events"
marked by an uncommon quality; especially superlative or extreme of its kind; "what is so rare as a day in June"-J.R.Lowell; "a rare skill"; "an uncommon sense of humor"; "she was kind to an uncommon degree"
having low density; "rare gasses"; "lightheaded from the rarefied mountain air"