| No. | Item | Definition |
|---|---|---|
| 1. | abseil | descend by rope control |
| 2. | afterdrop | continued cooling after rescue |
| 3. | airway | the passage for breathing |
| 4. | altimeter | instrument measuring altitude |
| 5. | anchor | a fixed point for rope |
| 6. | arete | a sharp narrow ridge |
| 7. | aspect | the compass direction a slope faces |
| 8. | avalanche | a mass of sliding snow |
| 9. | bandage | material used to dress wounds |
| 10. | beacon | device sending a locating signal |
| 11. | bearing | direction measured from north |
| 12. | belay | to secure a climber with rope |
| 13. | bivouac | a temporary outdoor shelter |
| 14. | bothy bag | group emergency shelter bag |
| 15. | briefing | short information session |
| 16. | cairn | a pile of stones marker |
| 17. | carabiner | a metal clip for climbing |
| 18. | casualty | an injured or dead person |
| 19. | col | a low point on a ridge |
| 20. | compass | a direction-finding instrument |
| 21. | cornice | an overhanging mass of snow |
| 22. | crampons | spiked traction devices for boots |
| 23. | crevasse | a deep crack in ice |
| 24. | debrief | review after an operation |
| 25. | dehydration | dangerous lack of body water |
| 26. | descend | to go downward |
| 27. | dispatch | send responders to an incident |
| 28. | dog team | search dogs and handlers |
| 29. | edema | swelling from trapped fluid |
| 30. | entrapment | being caught and unable to escape |
| 31. | evacuate | to move to safety |
| 32. | exhaustion | extreme physical tiredness |
| 33. | exposure | risk from severe weather conditions |
| 34. | extricate | free from a difficult place |
| 35. | first aid | immediate basic medical care |
| 36. | footprint | mark left by a foot |
| 37. | ford | a shallow river crossing |
| 38. | fracture | a broken bone |
| 39. | frostbite | freezing injury to body tissue |
| 40. | gaiters | leg coverings against snow and mud |
| 41. | GPS | satellite-based positioning system |
| 42. | gradient | steepness of a slope |
| 43. | grid reference | map location using grid coordinates |
| 44. | gully | a steep narrow channel |
| 45. | handover | transfer of care or responsibility |
| 46. | harness | a belt system for climbing |
| 47. | haul | to pull or lift |
| 48. | headlamp | lamp worn on the head |
| 49. | helmet | protective headgear |
| 50. | hemorrhage | heavy bleeding |
| 51. | hypothermia | dangerously low body temperature |
| 52. | hypoxia | dangerously low oxygen levels |
| 53. | ice axe | a tool for snow and ice |
| 54. | immobilize | prevent movement of an injury |
| 55. | incident | an event needing response |
| 56. | insulation | protection against heat loss |
| 57. | laceration | a deep cut or tear |
| 58. | landing zone | area suitable for aircraft landing |
| 59. | landmark | a recognizable navigation feature |
| 60. | ledge | a narrow shelf on rock |
| 61. | lee slope | slope sheltered from the wind |
| 62. | litter | stretcher for transporting casualties |
| 63. | lower | to let down by rope |
| 64. | map | a drawing of an area |
| 65. | missing | not found or accounted for |
| 66. | moor | open uncultivated upland |
| 67. | overdue | later than expected return time |
| 68. | probe | rod used to search snow |
| 69. | pulley | a wheel for hauling rope |
| 70. | pulse | heartbeat felt in an artery |
| 71. | radio | wireless communication device |
| 72. | rescue | save from danger |
| 73. | respiration | the act of breathing |
| 74. | rewarming | raising body temperature safely |
| 75. | ridge | a long narrow hilltop |
| 76. | risk | chance of harm or loss |
| 77. | rockfall | falling rocks from a slope |
| 78. | rope | strong cord for climbing or rescue |
| 79. | scramble | climb using hands and feet |
| 80. | scree | loose small stones on a slope |
| 81. | shelter | protection from weather |
| 82. | shock | life-threatening circulatory failure |
| 83. | splint | support for an injured limb |
| 84. | sprain | a ligament injury |
| 85. | stretcher | a frame for carrying injured people |
| 86. | summit | the top of a mountain |
| 87. | tarn | a small mountain lake |
| 88. | terrain trap | feature increasing burial risk |
| 89. | tourniquet | device to stop severe bleeding |
| 90. | trail | a path through wild terrain |
| 91. | transceiver | device that sends and receives signals |
| 92. | triage | prioritizing treatment by urgency |
| 93. | vacuum mattress | molded support for immobilization |
| 94. | verglas | thin glaze of ice |
| 95. | waypoint | a marked navigation point |
| 96. | weather window | short period of favorable weather |
| 97. | whistle | small device for loud signals |
| 98. | whiteout | near-zero visibility in snow |
| 99. | winch | device for pulling by cable |
| 100. | windchill | felt temperature in moving air |