IPA: /ˈsɜːrʧlaɪt/
KK: /ˈsɜːrʧlaɪt/
A device that produces a strong beam of light, often used to illuminate large areas or objects from a distance.
The searchlight illuminated the dark field, making it easier to see the approaching vehicles.
Searchlight → It is formed from "search" (from Old English *sercan*, meaning to seek or look for) and "light" (from Old English *leoht*, meaning illumination or brightness). The word "searchlight" refers to a powerful light used to seek or illuminate areas.
Think of 'seeking' ('search') with a bright 'light' to find something in the dark.