intermediary vs medium

intermediary

noun
  • An agent acting as a mediator between sides to facilitate agreement or cooperation. 

  • One or several stages of an event which occurs after the start and before the end. 

  • A person or organisation in an intermediate position (in a transaction, agreement, supply chain etc.) 

adj
  • Intermediate. 

medium

noun
  • A means, channel, agency or go-between through which communication, commerce, etc is conveyed or carried on, or by which an aim is achieved. 

  • A format for communicating or presenting information. 

  • A middle place or degree. 

  • A substance, structure, or environment in which living organisms subsist, grow or are cultured. 

  • One who fits an item of that size. 

  • A nutrient substance, commonly a solution or solid, for the growth of cells in vitro. 

  • The materials used to finish a workpiece using a mass finishing or abrasive blasting process. 

  • The materials or empty space through which signals, waves, or forces pass. 

  • One of several common sizes to which an item may be manufactured. 

  • A means of expression, in the arts, such as a material (oil, pastel, clay, etc) or method or style (expressionism, jazz, etc). 

  • A liquid base which carries pigment in paint. 

  • The mean or middle term of a syllogism, that by which the extremes are brought into connection. 

  • An item labelled or denoted as being that size. 

  • The material of the surrounding environment, e.g. solid, liquid, gas, vacuum, or a specific substance such as a solvent. 

  • Someone who supposedly conveys information from the spirit world. 

adj
  • That is medium (the manufactured size). 

  • Of intermediate size, degree, amount etc. 

  • Of meat, cooked to a point greater than rare but less than well done; typically, so the meat is still red in the centre. 

adv
  • To a medium extent. 

How often have the words intermediary and medium occurred in a corpus of books? (source: Google Ngram Viewer )