Definitions:

1. an intervening substance through which something is achieved noun
   • the dissolving medium is called a solvent
2. someone who serves as an intermediary between the living and the dead noun
   • The bereaved family consulted several mediums.
3. the surrounding environment noun
   • fish require an aqueous medium

Synonyms:

• average
• culture medium
• intermediate
• mass medium
• metier
• spiritualist

NearBy Words:

• medium-dry
• medium-large
• medium-size
• medium-sized