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(1)   (meat) cooked until there is just a little pink meat inside
(2)   Around the middle of a scale of evaluation of physical measures
"An orange of average size"
"Intermediate capacity"
"A plane with intermediate range"
"Medium bombers"


(3)   An occupation for which you are especially well suited
"In law he found his true metier"
(4)   An intervening substance through which signals can travel as a means for communication
(5)   A means or instrumentality for storing or communicating information
(6)   (usually plural) transmissions that are disseminated widely to the public
(7)   The surrounding environment
"Fish require an aqueous medium"
(8)   Someone who serves as an intermediary between the living and the dead
"He consulted several mediums"
(9)   A state that is intermediate between extremes; a middle position
"A happy medium"
(10)   An intervening substance through which something is achieved
"The dissolving medium is called a solvent"
(11)   (bacteriology) a nutrient substance (solid or liquid) that is used to cultivate micro-organisms
(12)   (biology) a substance in which specimens are preserved or displayed
(13)   A liquid with which pigment is mixed by a painter


From , neuter of . Compare .


  1. The nature of the surrounding environment, e.g. solid, liquid, gas, vacuum, or a specific substance such as a solvent.
  2. The material or empty space through which signals, waves or forces pass.
  3. A format for communicating or presenting information.
  4. A nutrient solution for the growth of cells in vitro.
  5. The means or channel by which an aim is achieved.
  6. A liquid base which carries pigment in paint.
  7. Someone who supposedly conveys information from the spirit world.
  8. Anything having a measurement intermediate between extremes, such as a garment or container.
  9. A person whom garments or apparel of intermediate size fit.


  • 1996: In some instances one can take advantage of differential carbohydrate fermentation capabilities of microorganisms by incorporating one or more carbohydrates in the medium along with a suitable pH indicator. Such media are called differential media (e.g., eosin methylene blue or MacConkey agar) and are commonly used to isolate enteric bacilli. — Medical Microbiology, ed. Samuel Baron, MD.


  1. Arithmetically average.
  2. Of intermediate size, degree, amount etc.
  3. Of meat, cooked to a point greater than rare but less than well done; typically, so the meat is still red in the centre.

Related terms