聖せい壇だんせいだんMeanings1nounaltarPrimarily used for a Christian altar; for Shinto or Buddhist altars, 祭壇 (さいだん) or 仏壇 (ぶつだん) are more common.教きょう会かいの聖せい壇だんには美うつくしい花はなが飾かざられていた。Beautiful flowers were arranged on the church altar.