Definition of anaerobic in US English:



  • 1Relating to, involving, or requiring an absence of free oxygen.

    ‘anaerobic bacteria’
    • ‘Below the depth of oxygen penetration life is restricted to anaerobic bacteria.’
    • ‘Sugar availability is one of the elements required to support anaerobic metabolism.’
    • ‘River water begins to putrefy when lack of oxygen promotes the growth of anaerobic bacteria, which produce the tell-tale smell of stale water.’
    • ‘They found the samples contained anaerobic bacteria that grew on sugars and proteins in total absence of oxygen.’
    • ‘These results show that storage starch in pondweed stems is the main substrate for anaerobic respiration.’
    1. 1.1 Relating to or denoting exercise that does not improve or is not intended to improve the efficiency of the body's cardiovascular system in absorbing and transporting oxygen.
      • ‘The capacity of these systems is improved by a combination of aerobic and anaerobic training.’
      • ‘Likewise, a week or two of hard training should be followed by a week of reduced effort with little of no emphasis on anaerobic exercise.’
      • ‘One successful formula involves the skillful alternation between aerobic and anaerobic training.’
      • ‘It's great for anaerobic fitness, your reactions will improve and your explosive power will benefit.’
      • ‘It also has an effect on the body's aerobic recovery after anaerobic work.’
      • ‘This is said to breakdown lactic acid produced by anaerobic activity.’
      • ‘Rest for at least 24 hours after heavy anaerobic exercise such as weight-lifting or circuit training and try to alternate the type of exercise you do.’
      • ‘But don't forget that some short, very fast sprints are needed for anaerobic conditioning.’
      • ‘Sprints, hill runs, all-out rounds on the Thai Pads, and anaerobic training are high intensity workouts.’
      • ‘We do very little sprinting or anaerobic training with our younger swimmers.’
      • ‘I felt we could do better and more anaerobic workouts at sea level.’
      • ‘Weights sessions were eliminated, so too the anaerobic work needed for the 200m and 400m freestyle.’
      • ‘Some experts say that after six to eight weeks of regular anaerobic exercise, a short hiatus is required to promote growth.’
      • ‘You can only get so much from anaerobic training if you don't have the aerobic work behind it to round it out.’
      • ‘He points out that swimming can be used as either an aerobic or anaerobic activity, depending on the intensity of your session.’
      • ‘It is both aerobic and anaerobic, depending on the terrain, trail length and difficulty.’
      • ‘This concept explains why interval training, which is generally anaerobic, will improve performance.’
      • ‘They need to do running for endurance, sprints for anaerobic endurance and some weight training too.’
      • ‘I suggest a regimen of daily vitamins and anaerobic exercises, Mort.’
      • ‘The cardio activity can be adjusted to be aerobic or anaerobic, depending on the intention of the set.’