radical

adjective
[L12306]

Related

Derivations rad

Compounds

In compounds

Forms

  • positive : radical

Senses

  • atom, molecule, or ion that has an unpaired valence electron; typically highly reactive
  • be revolutionary, drastic

radical

noun
[L12307]

Forms

  • singular : radical
  • plural : radicals

Senses

  • atom, molecule, or ion that has an unpaired valence electron; typically highly reactive