類洞
Japanese
Kanji in this term
類
洞
るい
Grade: 4
どう
Grade: S
on'yomi
Alternative spelling
(
kyūjitai
)
Noun
類
(
るい
)
洞
(
どう
)
• (
ruidō
)
(
anatomy
)
sinusoid
(
channel for venous blood
)