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Featured Terms

  1. anthracite
  2. boulder
  3. cwm
  4. erratic
  5. igneous
  6. intrusive
  7. mesa
  8. sedimentary
  9. silt
  10. swale

GEOLOGY

All Terms

  1. mountain
  2. mountainous
  3. mountainy
  4. mouth
  5. mtn
  6. mudflat
  7. mudflow
  8. mudstone
  9. mull
  10. my
  11. mya
  12. Myr
  13. nappe
  14. narrow
  15. natural gas
  16. natural philosophy
  17. natural science
  18. nearshore
  19. neck
  20. needle
  21. Neogene
  22. nephelinite
  23. ness
  24. névé
  25. nickeliferous
  26. notch
  27. novaculite
  28. nummulitic limestone
  29. nunatak
  30. nutate
  31. nutation
  32. o
  33. obsidian
  34. ocean
  35. offset
  36. offshoot
  37. oil
  38. oil shale
  39. old
  40. Oligocene
  41. oolite
  42. ophitic
  43. Ordovician
  44. ore
  45. oro-
  46. orogenesis
  47. orogeny
  48. orographic
  49. orography
  50. outburst