Government of Canada Core Subject Thesaurus

  1. Oats
  2. Objectif EQ Objectives
  3. Objectives
  4. Obligation fiduciaire EQ Fiduciary obligations
  5. Obligation légale EQ Legal obligations
  6. Obligations EQ Bonds
  7. Observatoire EQ Astronomical observatories
  8. Observatories USE Astronomical observatories
  9. Occupational accidents
  10. Occupational development USE Professional development
  11. Occupational diseases
  12. Occupational guidance USE Vocational guidance
  13. Occupational health
  14. Occupational information USE Vocational guidance
  15. Occupational rehabilitation USE Vocational rehabilitation
  16. Occupational safety USE Occupational health
  17. Occupational training USE Vocational training
  18. Occupations
  19. Océan EQ Oceans
  20. Ocean resources USE Natural resources
  21. Ocean transport USE Water transport
  22. Ocean transport industry USE Water transport industry
  23. Ocean transportation USE Water transport
  24. Océanographie EQ Oceanography
  25. Oceanography
  26. Oceans
  27. Oeuf EQ Eggs
  28. Oeuvre d'art EQ Art works
  29. Offences
  30. Office appliances USE Office equipment
  31. Office automation
  32. Office consolidations
  33. Office equipment
  34. Office furnishings USE Office equipment
  35. Office management
  36. Office supplies USE Office equipment
  37. Offices USE Workplace
  38. Official languages
  39. Official languages promotion
  40. Official publications USE Government publications
  41. Official residences
  42. Official visits USE Visits of state
  43. Offprints
  44. Offre EQ Supply
  45. Offre permanente EQ Standing offers
  46. Offshore area
  47. Offshore drilling
  48. Offshore installations USE Offshore drilling
  49. Oil discharge USE Oil spills
  50. Oil industry USE Petroleum industry
  51. Oil leaks USE Oil spills
  52. Oil painting USE Painting
  53. Oil pipelines USE Pipelines
  54. Oil refining USE Petroleum industry
  55. Oil releases USE Oil spills
  56. Oil resources USE Petroleum
  57. Oil spillages USE Oil spills
  58. Oil spills
  59. Oils and fats USE Edible oils and fats
  60. Oilseeds USE Edible oils and fats
  61. Oiseau EQ Birds
  62. Oiseau aquatique EQ Aquatic birds
  63. Oiseau migrateur EQ Migratory birds
  64. Old age
  65. Old age benefits USE Pensions
  66. Old age security USE Pensions
  67. Old growth forests USE Forests
  68. Older adults USE Seniors
  69. Olympic games
  70. Ombudsman
  71. One parent families USE Single parent families
  72. Online government USE Electronic government
  73. Opération bancaire EQ Banking
  74. Operations
  75. Opinion polls USE Public opinion polls
  76. Opinion publique EQ Public opinion
  77. Opinion surveys USE Public opinion polls
  78. Opposition House Leader USE Leader of the Opposition
  79. Or EQ Gold
  80. Oral communication
  81. Orchestras
  82. Orchestre EQ Orchestras
  83. Ordering USE Purchasing
  84. Ordinateur EQ Computers
  85. Ordre du jour EQ Agenda
  86. Organ grafting USE Organ transplantation
  87. Organ transplantation
  88. Organ transplants USE Organ transplantation
  89. Organic foods
  90. Organigramme EQ Flowcharts
  91. Organisation EQ Organizations
  92. Organisation du travail EQ Work organization
  93. Organisme à but non lucratif EQ Non profit organizations
  94. Organisme d'enquête EQ Investigative bodies
  95. Organisme de bienfaisance EQ Charitable organizations
  96. Organisme de réglementation EQ Regulatory agencies
  97. Organisme intergouvernemental EQ Intergovernmental organizations
  98. Organisme international EQ International organizations
  99. Organisme non gouvernemental EQ Nongovernmental organizations
  100. Organisme nuisible EQ Pests
  101. Organizational charts USE Flowcharts
  102. Organizations
  103. Organized crime
  104. Orge EQ Barley
  105. Orientation professionnelle EQ Vocational guidance
  106. Orientation scolaire EQ Educational guidance
  107. Orientation sexuelle EQ Sexual orientation
  108. Ornamental plants
  109. Ornaments
  110. Ornithologie EQ Ornithology
  111. Ornithology
  112. Outdoor activities USE Outdoor recreation
  113. Outdoor recreation
  114. Outfitters
  115. Outfitting operations USE Outfitters
  116. Outillage EQ Tools
  117. Outreach
  118. Outreach education USE Distance education
  119. Outsourcing USE Contracting
  120. Over-the-counter drugs USE Nonprescription drugs
  121. Over-the-counter medications USE Nonprescription drugs
  122. Overfishing USE Fisheries
  123. Oysters USE Molluscs
  124. Ozone
  125. Ozone EQ Ozone
  126. Ozone depletion USE Ozone
  127. Ozone layer USE Ozone
  128. Ozone layer depletion USE Ozone