がいきけん

Japanese
For pronunciation and definitions of がいきけん – see the following entry.
【外気圏】
[noun] (meteorology) the exosphere
(This term, がいきけん, is the hiragana spelling of the above term.)
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.