Radical Synonyms & Definitions

Synonyms are words that have the same or almost the same meaning and the definition is the detailed explanation of the word. This page will help you out finding the Definition & Synonyms of hundreds of words mentioned on this page. Check out the page and learn more about the English vocabulary.

• RadicalDefinition & Meaning in English

  1. (a.) Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below.
  2. (a.) Of or pertaining to the root; proceeding directly from the root.
  3. (n.) A characteristic, essential, and fundamental constituent of any compound; hence, sometimes, an atom.
  4. (n.) A primitive letter; a letter that belongs to the radix.
  5. (a.) A radical vessel. See under Radical, a.
  6. (a.) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party.
  7. (n.) Specifically, a group of two or more atoms, not completely saturated, which are so linked that their union implies certain properties, and are conveniently regarded as playing the part of a single atom; a residue; -- called also a compound radical. Cf. Residue.
  8. (n.) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon.
  9. (a.) Proceeding from a rootlike stem, or one which does not rise above the ground; as, the radical leaves of the dandelion and the sidesaddle flower.
  10. (n.) A radical quantity. See under Radical, a.
  11. (a.) Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form.
  12. (a.) Belonging to, or proceeding from, the root of a plant; as, radical tubers or hairs.
  13. (n.) One who advocates radical changes in government or social institutions, especially such changes as are intended to level class inequalities; -- opposed to conservative.

• RadicalismDefinition & Meaning in English

  1. (n.) The quality or state of being radical; specifically, the doctrines or principles of radicals in politics or social reform.

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