IPA: /ˈkæl.ɪn.dər.ər/
KK: /ˈkæl.ɪn.dər.ər/
A person who operates a machine that smooths or finishes materials, especially textiles or paper, by passing them through rollers.
The calenderer skillfully adjusted the machine to achieve the perfect finish on the fabric.
The word 'calenderer' is derived from 'calendar' (from Latin 'calendarium', meaning a register of days) and the suffix '-er' (meaning a person who). A calenderer is a person who manages or works with calendars.
Think of a 'calendar' as a record of days, and the '-er' indicates a person involved with it. So, a calenderer is someone who works with calendars.