Japanese edit

For pronunciation and definitions of げんせん – see the following entries.
源泉
[noun] river source or spring source
[noun] source in general (including of an inspiration)
Alternative spelling
原泉
原潜
[noun] Short for 原子力潜水艦. nuclear submarine
厳選
[noun] rigorous selection
[verb] to carefully select
(This term, げんせん, is the hiragana spelling of the above terms.)

(The following entries are uncreated: 弦線, 絃線.)