telemeter

English Thesaurus

1. any scientific instrument for observing events at a distance and transmitting the information back to the observer (noun.artifact)

hypernym	:	scientific instrument,
definition	:	an instrument used by scientists (noun.artifact)

part meronym	:	space probe,
definition	:	a rocket-propelled guided missile that can escape the earth's atmosphere; makes observations of the solar system that cannot be made by terrestrial observation (noun.artifact)