1. Amaranthus cruentus tall showy tropical American annual having hairy stems and long spikes of usually red flowers above leaves deeply flushed with purple; seeds often used as cereal
  2. Helianthus giganteus very tall American perennial of central and the eastern United States to Canada having edible tuberous roots
  3. Priodontes giganteus about three feet long exclusive of tail
  4. genus Connochaetes African antelopes: gnus
  5. Hyacinthus candicans southern African herb with white bell-shaped flowers
  6. Epipactis gigantea orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf
  7. compound sentence a sentence composed of at least two coordinate independent clauses
  8. Sapindus marginatus deciduous tree of southwestern United States having pulpy fruit containing saponin
  9. Macronectes giganteus large brownish petrel chiefly of Antarctic seas
  10. contentious showing an inclination to disagree
  11. impending close in time; about to occur
  12. indiscriminate failing to make or recognize distinctions
  13. Macowanites americanus a small fungus with a fragile cap that cracks to expose the white context and a white stalk that is practically enclosed by the cap
  14. incumbent necessary as a duty or responsibility; morally binding
  15. winter aconite small Old World perennial herb grown for its bright yellow flowers which appear in early spring often before snow is gone
  16. Arundinaria gigantea tall grass of southern United States growing in thickets
  17. Dianthus chinensis Chinese pink with deeply toothed rose-lilac flowers with a purplish eye; usually raised as an annual
  18. Dinornis giganteus the largest moa; about 12 feet high
  19. endurance contest any long and arduous undertaking
  20. Miguel de Cervantes Spanish writer best remembered for `Don Quixote' which satirizes chivalry and influenced the development of the novel form (1547-1616)