嫌 気(けんき)性(せい)

けんきせい

noun

anaerobic; anaerobic nature

1. anaerobic; able to live without oxygen

The property of being able to live or function without oxygen. Used especially of bacteria and other microorganisms.

嫌気(けんき)性(せい)の細菌(さいきん)がいる。

There are anaerobic bacteria.

この菌(きん)は嫌気(けんき)性(せい)で、酸素(さんそ)のない環境(かんきょう)を好(この)む。

This microbe is anaerobic and prefers environments without oxygen.

生(なま)ごみを嫌気(けんき)性(せい)発酵(はっこう)させると、メタンガスが発生(はっせい)する。

Fermenting food waste anaerobically produces methane gas.

Composed of 嫌気(けんき) (disliking air or oxygen) + 性(せい) (-ness, property). A biology and environmental-science term. Often used attributively with の: 嫌気(けんき)性(せい)の細菌(さいきん).

COMMON COLLOCATIONS:

嫌気(けんき)性(せい)細菌(さいきん): anaerobic bacteria
嫌気(けんき)性(せい)発酵(はっこう): anaerobic fermentation

SIMILAR WORDS:

好気(こうき)性(せい): aerobic — the antonym; describes organisms that require oxygen to live

general

Added 2026.5.18 12:04

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