| No. | Item | Definition |
|---|---|---|
| 1. | abs | abdominal muscles |
| 2. | balance | ability to stay stable |
| 3. | barbell | long bar with weights |
| 4. | bench | padded seat for exercises |
| 5. | biceps | front upper arm muscles |
| 6. | bike | stationary cycling machine |
| 7. | brace | tighten core for support |
| 8. | burn | feeling of muscular fatigue |
| 9. | burpee | full-body conditioning exercise |
| 10. | cable | pulley-based resistance system |
| 11. | calves | lower leg muscles |
| 12. | cardio | exercise for heart and lungs |
| 13. | chin-up | underhand grip hanging pull |
| 14. | cooldown | easy movement after exercise |
| 15. | core | muscles of trunk and pelvis |
| 16. | crunch | short abdominal curl |
| 17. | curl | arm-bending lift |
| 18. | cycle | ride a stationary bike |
| 19. | deadlift | lift from floor to standing |
| 20. | delts | shoulder muscles |
| 21. | dip | bodyweight pressing exercise |
| 22. | drop set | set with reduced weight |
| 23. | dumbbell | short handheld weight |
| 24. | eccentric | muscle lengthening under load |
| 25. | electrolytes | minerals helping fluid balance |
| 26. | elliptical | low-impact cardio machine |
| 27. | endurance | ability to sustain effort |
| 28. | engage | activate a muscle group |
| 29. | etiquette | polite gym behavior |
| 30. | exhale | breathe out |
| 31. | failure | point when no more reps |
| 32. | flexibility | range of motion |
| 33. | foam roller | tool for self-massage |
| 34. | form | correct exercise technique |
| 35. | free weights | movable weights not attached |
| 36. | glutes | buttock muscles |
| 37. | goal | desired fitness result |
| 38. | grip | way of holding equipment |
| 39. | hamstrings | back thigh muscles |
| 40. | HIIT | high-intensity interval training |
| 41. | inhale | breathe in |
| 42. | injury | physical harm from activity |
| 43. | intensity | how hard you work |
| 44. | interval | planned work and rest period |
| 45. | isometric | muscle tension without movement |
| 46. | jog | easy running pace |
| 47. | jump rope | cardio with a skipping rope |
| 48. | kettlebell | round weight with handle |
| 49. | lats | large back muscles |
| 50. | load | amount of weight used |
| 51. | locker | storage compartment for belongings |
| 52. | lockout | fully extended joint position |
| 53. | lunge | stepping leg exercise |
| 54. | machine | guided exercise equipment |
| 55. | macros | protein, carbs, and fats |
| 56. | mat | padded surface for floor work |
| 57. | max | greatest weight or effort |
| 58. | member | person enrolled at a gym |
| 59. | membership | paid access to the gym |
| 60. | mobility | ability to move joints freely |
| 61. | neutral grip | palms facing each other |
| 62. | obliques | side abdominal muscles |
| 63. | overhand | palms facing downward grip |
| 64. | overhead press | press weight above head |
| 65. | pace | overall exercise speed |
| 66. | pecs | chest muscles |
| 67. | plank | static core hold |
| 68. | plate | flat weight disk |
| 69. | posture | body alignment while standing or moving |
| 70. | press | pushing movement with weight |
| 71. | pull-up | bodyweight hanging pull |
| 72. | push-up | bodyweight chest exercise |
| 73. | quads | front thigh muscles |
| 74. | rack | frame holding bars or weights |
| 75. | range of motion | full movement distance |
| 76. | recovery | body repair after exercise |
| 77. | reps | individual exercise repetitions |
| 78. | resistance | force opposing movement |
| 79. | rest | pause between efforts |
| 80. | row | pulling exercise for back |
| 81. | rower | indoor rowing machine |
| 82. | set | group of repetitions |
| 83. | spotter | person assisting a lifter |
| 84. | sprint | short fast run |
| 85. | squat | lower-body bending lift |
| 86. | stability | control during movement |
| 87. | strength | muscular power |
| 88. | stretch | lengthen muscles to improve flexibility |
| 89. | superset | two exercises done back-to-back |
| 90. | tempo | speed of each repetition |
| 91. | towel | cloth for wiping sweat |
| 92. | trainer | fitness coach or instructor |
| 93. | traps | upper back muscles |
| 94. | treadmill | machine for walking or running |
| 95. | triceps | back upper arm muscles |
| 96. | underhand | palms facing upward grip |
| 97. | walk | steady low-intensity movement |
| 98. | warm-up | light exercise before training |
| 99. | weight | heaviness lifted or moved |
| 100. | wipe down | clean equipment after use |