intermediate

lying between two extremes in time or space or degree

• “going from sitting to standing without intermediate pushes with the hands”
• “intermediate stages in a process”
• “intermediate stops on the route”
• “an intermediate level”

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”

a substance formed during a chemical process before the desired product is obtained

act between parties with a view to reconciling differences

• “He interceded in the family dispute”
• “He mediated a settlement”