Word
酸素
Meaning in Englishoxygen
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Word context
What it means
What does 酸素 mean? It denotes the chemical element oxygen, a colorless, odorless gas essential for aerobic respiration and a major component of Earth's atmosphere.
Main meanings
- The word often appears in science discussions as oxygen, the diatomic gas O2 involved in respiration and oxidation reactions.
- In industry and medicine, it denotes oxygen gas used for burning, welding, respiration therapy, and environmental monitoring.
How to use it
Used in scientific writing, textbooks, medical terminology, and everyday speech to discuss air quality, respiration, and chemical processes. In casual contexts you may encounter terms and phrases such as 酸素を供給する and 酸素濃度, reflecting topics from biology to environmental science.
Variants and close terms
- 酸素 (sanso) — oxygen
- 酸素ガス (sanso gasu) — gaseous oxygen
- 酸素分子 (sanso bunshi) — oxygen molecule
Composition
- 酸 (san) meaning acid, sour; used in many chemical terms
- 素 (so) meaning element, substance; used for fundamental constituents
- Combined, 酸素 names the element associated with acidity in historical naming, now understood as the chemical element oxygen
Word class
noun (名詞)
Word
Related words by kanji and components
N2
素人
shirouto
layman, amateur, novice
N2
水素
suiso
hydrogen
N2
素直
sunao
obedient, meek, docile
N2
素質
soshitsu
talent, capability
N3
酸性
sansei
acidity, acidic property
N3
素
moto
element, raw material, origin
N3
要素
youso
element, factor, component
N3
酸化
sanka
oxidation
N4
素晴らしい
subarashii
wonderful, excellent, splendid
Kanji