blip

English Thesaurus

1. a radar echo displayed so as to show the position of a reflecting surface (noun.communication)

hypernym	:	radar echo,
definition	:	an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object (noun.communication)

2. a sudden minor shock or meaningless interruption (noun.event)

hypernym	:	blow, shock,
definition	:	an unpleasant or disappointing surprise (noun.event)