a person who records and analyses someone's psychological and behavioural characteristics, so as to assess or predict their capabilities or to assist in identifying categories of people

psychological profilers are being used to help officers build a picture of the attacker

certain men have been targeted by our profilers and asked to provide DNA samples

an instrument or device for making scientific measurements, for example of the atmosphere or physical features

a wind profiler for winds in the upper atmosphere

pavement roughness may be measured by laser profilers