IPA: /ˌlækrɪˈmeɪʃən/
KK: /lækrəˈmeɪʃən/
The process of producing tears, often more than usual, usually due to emotions or irritation.
Her lacrimation during the sad movie was noticeable to everyone around her.
Lacrimation → It is formed from "lacrima" (meaning tear) and "-tion" (meaning the action or process of). The word "lacrimation" refers to the process of producing tears.
Think of 'lacrima' which means tear, and remember that 'lacrimation' is the action of producing tears.