A small device which uses radio signals to transmit measurements (of pressure, temperature, pH, etc.), especially from within the body; an endoradiosonde or radiotelemetry capsule.
Origin
1950s; earliest use found in Florence (South Carolina) Morning News.
Definition of radio pill in US English:
radio pill
noun
A small device which uses radio signals to transmit measurements (of pressure, temperature, pH, etc.), especially from within the body; an endoradiosonde or radiotelemetry capsule.
Origin
1950s; earliest use found in Florence (South Carolina) Morning News.