Words That Start With Or: Definitions and Examples

This article lists a variety of interesting words that start with “or” to enhance your vocabulary and understanding of their meanings.

  1. Oracle- A person or thing regarded as an infallible authority.
  2. Orangutan- A large arboreal ape with reddish-brown hair.
  3. Orator- A skilled public speaker.
  4. Orbit- The curved path of a celestial object around a star, planet, or moon.
  5. Orifice- An opening, as of a pipe or tube, or one in the body.
  6. Origin- The point or place where something begins or is created.
  7. Ornate- Made in an intricate shape or decorated with complex patterns.
  8. Ornery- Bad-tempered and combative.
  9. Ornament- A decorative object.
  10. Orchestra- A large instrumental ensemble typical of classical music.
  11. Ordeal- A painful or horrific experience, especially a protracted one.
  12. Orthodox- Conforming to established doctrine especially in religion.
  13. Orthography- The conventional spelling system of a language.
  14. Orthopedic- Relating to the branch of medicine dealing with the correction of deformities of bones or muscles.
  15. Orthoepy- The correct or accepted pronunciation of words.
  16. Orphan- A child whose parents are dead.
  17. Oscillate- To move or swing back and forth steadily.
  18. Ostrich- A large flightless bird native to Africa.
  19. Osseous- Made of, or turned into, bone.
  20. Ossify- To turn into bone or bony tissue.
  21. Ostensible- Stated or appearing to be true, but not necessarily so.
  22. Ostentatious- Characterized by vulgar or pretentious display.
  23. Ostracize- To exclude from a group.
  24. Outrage- An extremely strong reaction of anger, shock, or indignation.
  25. Outcast- A person who has been rejected by society.
  26. Outcry- A strong expression of public disapproval.
  27. Outfit- A set of clothes worn together.
  28. Outflow- The act of flowing out.
  29. Outlandish- Looking or sounding bizarre or unfamiliar.
  30. Outlook- A person’s point of view or general attitude.
  31. Outpatient- A patient who receives medical treatment without being admitted to a hospital.
  32. Output- The amount of something produced by a person, machine, or industry.
  33. Outrageous- Shockingly bad or excessive.
  34. Outreach- The extent or length of reaching out.
  35. Outstrip- To move faster than and overtake.
  36. Outwit- To deceive or defeat by greater ingenuity.
  37. Outlaw- A person who has broken the law, especially one who remains at large.
  38. Outlast- To live or last longer than.
  39. Outdo- To be better than in performance or quality.
  40. Outlet- A means of expressing one’s talents, energy, or emotions.
  41. Outset- The start or beginning of something.
  42. Outrun- To run faster than someone else.
  43. Outside- The outer side or surface of something.
  44. Outgoing- Friendly and socially confident.
  45. Outnumber- To be more numerous than.
  46. Outlay- An amount of money spent on something.
  47. Outline- A general description including main points.
  48. Outlook- A person’s point of view or general attitude.
  49. Outcrop- A visible exposure of bedrock or ancient geological formations.
  50. Outperform- To perform better than.
  51. Outplay- To play better than.
  52. Output- The amount of something produced.
  53. Outrageous- Shockingly bad or excessive.
  54. Outrode- Past tense of outride; to ride faster or better than.
  55. Outright- Open and direct; not concealed.
  56. Outsmart- To gain an advantage over by using intelligence.
  57. Outsource- To obtain goods or services from an outside supplier.
  58. Outstretch- To extend or stretch out.
  59. Outstrip- To move faster and overtake.
  60. Outweigh- To be heavier or more important than.
  61. Oversee- To supervise or control.
  62. Overcoat- A long, warm coat worn over other clothing.
  63. Overcome- To succeed in dealing with a problem or difficulty.
  64. Overlook- To fail to notice something.
  65. Overseer- A person who supervises others, especially workers.
  66. Overrun- To spread over or occupy.
  67. Oversee- To watch and direct.
  68. Overjoy- To be extremely happy.
  69. Overweight- Above a weight considered normal or healthy.
  70. Overwork- To work too much or too hard.
  71. Overall- Including everything.
  72. Overboard- Over the side of a ship into the water.
  73. Overdone- Cooked too much or excessively.
  74. Overdraft- A deficit in a bank account caused by drawing more money than is deposited.
  75. Overdraw- To withdraw more money than is available in one’s account.
  76. Over educate- To provide more education than necessary.
  77. Overestimate- To form too high an estimate of.
  78. Overawe- To impress someone so much that they become silent or inhibited.
  79. Overhang- To project or extend beyond.
  80. Overheat- To become too hot.
  81. Overindulge- To have too much of something enjoyable.
  82. Overjoyed- Extremely happy.
  83. Overkill- Excessive use, treatment, or action.
  84. Overlap- Extend over and cover a part of.
  85. Overloaded- Having too much on or in something.
  86. Overlooked- Failed to be noticed.
  87. Overly- To an excessive degree.
  88. Overplay- To exaggerate one’s performance.
  89. Overrate- To have a higher opinion of something than is deserved.
  90. Overreact- To respond more emotionally or forcibly than is justified.
  91. Overreach- To reach or extend over or beyond.
  92. Overcome- To prevail over challenges.
  93. Overrun- To infest or invade.
  94. Overtake- To catch up with and pass while traveling.
  95. Overcome- To succeed in dealing with a problem or difficulty.
  96. Overwhelm- To overpower with emotions or force.
  97. Overthrow- To remove from power forcefully.
  98. Overuse- To use too much.
  99. Overstate- To express too strongly.
  100. Overstep- To go beyond what is allowed or acceptable.

More words: