radiculous in English dictionary radiculous Meanings and definitions of "radiculous" adjective (rare) Obsolete spelling of [i]ridiculous[/i] adjective (botany, medicine, uncommon) Of or pertaining to a radicle (nerve root, or rudimentary shoot of a plant from which a root is developed downward). more Grammar and declension of radiculous radiculous (not comparable) more Sample sentences with "radiculous" Declension Stem Try again Available translations French Authors