anaerobic - Master This Word
Master this word with our 5-step learning method – Learn English in English
anaerobic Word Meanings
- not requiring oxygen
- occurring in the absence of oxygen
- relating to an environment without oxygen
anaerobic Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
anaerobic Phonetic & Pronunciation
UK
/ænəˈəːrəʊbɪk/
US
/ænəˈroʊbɪk/
anaerobic Word Etymology
Root: ana- (without) + aerobic (related to air). Historical origin: Greek → Latin → English. Memory image: Imagine a small, thriving world beneath the soil where organisms live and grow without air, like a hidden garden of life beneath the surface.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Anaerobic is an adjective used in biology and physiology to describe processes or environments that do not require oxygen. It covers organisms that thrive in oxygen-free realms and reactions that proceed without O2, such as fermentation. In exercise science, anaerobic metabolism refers to energy produced quickly from stored fuels without relying on oxygen, leading to short, intense efforts. The two main senses are biological/medical and athletic: anaerobic bacteria live where oxygen is scarce, and anaerobic training emphasizes bursts of power rather than endurance. The root ana- means without, and aerobic means relating to air or oxygen. The historical path Greek → Latin → English is often remembered with an image of a tiny, airless world beneath the soil.
Usage Reminders
- - Anaerobic describes lack of oxygen in biology or exercise.
- - Do not mix up with aerobic.
- - Remember the prefix ana- means without.
- - In labs, anaerobic chambers are oxygen-free.
- - Spelling is anaerobic, not 'an-aerobic'.
Common Misconceptions
- Oxygen is always entirely absent in anaerobic processes.
- All anaerobic organisms are dangerous or harmful.
- Anaerobic means 'which occurs in the open air'.
- Anaerobic activities are the same as just not breathing hard.
- The term is only used in biology, not in everyday life.
Thinking Differences
Anaerobic is often thought of as two domains (biology and sport). Learners may overgeneralize it as 'no oxygen anywhere' or mix it with 'airless' contexts. The contrast to aerobic is crucial, but in everyday life 'airless' is not common. Focus on the setting: environment without oxygen vs metabolism without oxygen, and remember the classic prefix ana- = without.
Learning Tips
- Focus on the prefix ana- meaning without and contrast with aer- (air/oxygen).
- Remember two main senses: biology/environment and exercise/metabolism.
- Use memory images: underground world without air to reinforce the idea.
- Practice distinguishing 'without oxygen' in processes vs environments.
- Check spelling: anaerobic, not anaerobical or anaerobe.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'anaerobic'?
A.Related to air
B.Without oxygen
C.Full of energy
D.Requiring sunlight
Step 2: Usage
Which of the following sentences uses 'anaerobic' correctly?
A.She enjoyed the fresh anaerobic breeze on the beach.
B.Plants rely on anaerobic respiration for growth.
C.The anaerobic athlete took a deep breath before the race.
D.The sun provides anaerobic energy for the planet.
Step 3: Similar Words
What is a synonym for 'anaerobic'?
A.Aerobic
B.Breathing
C.Pulmonary
D.Oxygen-free
Step 4: Opposite Words
What is the opposite of 'anaerobic'?
A.Inhale
B.Exhale
C.Hyperactive
D.Aerobic
Step 5: Mastery
In which of the following real-life situations would 'anaerobic' be applicable?
A.Aerobic exercise class
B.Hiking in high-altitude areas
C.Fermentation process in wine-making
D.Making bread with yeast
Related Listening
🔥 Advanced
Want to practice more words?
Download LexiTalk app for personalized learning experience
Download App