›someone, usually an expert, who makes a judgement or decision about a person or situation after considering all the information: In the role of assessor, the tester examines each candidate's writing to determine its strengths and areas of weakness.
›PROPERTY, TAXsomeone who calculates the value of a property, so that a decision can be made about the amount of tax that must be paid on it: The assessor's offices vary in how they determine a home's value.
›INSURANCEa person or company that calculates the cost of loss or damage for your insurance: An assessor sent on behalf of the insurance company examined the damage on December 15. → See alsoloss assessor, loss adjuster
›LAWan expert in a subject who advises a court or other official organization: The scientific assessor was asked to testify in court.