1) Suffix used in the names of subatomic particles (electron, proton, neutron, gluon, etc.),
quanta (photon, graviton, etc.), and other minimal entities or components.
1) Probably extracted from → ion.
Fr.: galaxie vue par la tranche
Fr.: galaxie vue de face
Fr.: correspondance un à un
A relationship between two distinct sets of elements such that every member of the first set can be paired with a unique element in the second set; and every member of the second set can be paired with a unique element in the first set. Two sets so related are said to be isomorphic.