proton

About 4.18 uses per million words.

Meaning

1. noun A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark. .mw-parser-output .defdate{font-size:smaller}
2. noun The atomic nucleus of protium
3. noun Synonym of primordium.

Similar words

antiproton synchrotron hydrogen translocating hydron hydrogen ion nucleon protron protonium neutron

Often followed by

and is transfer pump beam in to gradient nmr

Word family

protonic protons