Japanese edit

For pronunciation and definitions of るい – see the following entries.
4
[noun] kind, sort, type, the like
[noun] a similar thing, parallel
[noun] (taxonomy) a conventional grouping that corresponds to a class or an order
[noun] (logic) Short for 類概念 (ruigainen).
S
[noun] (baseball) base
[proper noun] a male given name
(This term, るい, is the hiragana spelling of the above terms.)
For a list of all kanji read as るい, see Category:Japanese kanji read as るい.)

(The following entries are uncreated: , .)