Noun[edit] malapropism â(plural malapropisms) (uncountable) The blundering use of an absurdly inappropriate word or expression in place of a similar-sounding one.
Definition of positron. : a positively charged particle having the same mass and magnitude of charge as the electron and constituting the antiparticle of the electron âcalled also antielectron.
Definition of DIATOMIC. : consisting of two atoms: having two atoms in the molecule.See diatomic defined for kids. ADVERTISEMENT.efinition of DIATOMIC. : consisting of two atoms: having two atoms in the molecule. See diatomic defined for kids.