medium

1 adjective

1 of middle size between large and small, of middle height between tall and short etc: What size do you want - large, medium, or small? | medium sized/medium size: a medium-sized onion | of medium height/length/build etc: She's of medium height. | The man is of medium build and is in his late 20s. | hair of medium length | medium to large: medium to large companies | medium heat/oven (=at a temperature that is warm but not too high or low): Bake in a medium oven for 25 minutes.

2 medium brown/blue etc a colour which is neither light nor dark: His jacket's a medium brown colour.

2 noun plural media or mediums (C)

1 a way of communicating information and news to people, such as newspapers, television etc: Politicians prefer to use the medium of television.

—see also: media

2 a way of expressing your ideas, especially as a writer or an artist

(+ for): the novel as a medium for satire | the visual media

3 medium of instruction a language that is used for teaching: English is still the main medium of instruction in Nigeria.

4 medium of exchange money or other ways of paying for things

5 technical a substance or material in which things grow or exist

6 technical a substance through which a force travels

—see also: magnetic media, happy medium happy (7) 3 noun plural mediums (C) someone who claims to have the power to receive messages from the spirits of the dead