noun pos·i·tri·no \ˌpäzə‧ˈtrē(ˌ)nō\

Definition of positrino



  1. :  a hypothetical atomic particle similar to the neutrino and having an immeasurably small mass and a positive charge

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Origin and Etymology of positrino

positron + -ino (as in neutrino)

Seen and Heard

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a brief usually trivial fact

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