The Etymology of Neutron
The neutron's name declares what makes it special: it is neither positive nor negative, from Latin 'neuter' (neither one nor the other).βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ William Harkins proposed both the name and the concept in 1921, but the particle remained theoretical until James Chadwick confirmed its existence experimentally in 1932 β earning him the Nobel Prize. The eleven-year gap between naming and discovery makes 'neutron' unusual in the history of science: the word was ready before the evidence arrived. The '-on' suffix follows the convention set by 'electron' (1891) and 'proton' (1920), creating a neat trilingual atomic family: Greek amber, Greek first, Latin neither.