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spotter

1 ENTRIES FOUND:
spotter /ˈspɑːtɚ/ noun
plural spotters
spotter
/ˈspɑːtɚ/
noun
plural spotters
Britannica Dictionary definition of SPOTTER
[count]
: someone who looks for a particular type of person or thing see also trainspotter
: a person who watches and helps someone who is exercising in order to help prevent injuries