幾何学|きかがくkikagaku

1. noungeometry
   ギリシャ人ぎりしゃじんたちは幾何学きかがくの理論的りろんてき原形げんけいを作つくった。↗

   The Greeks made theoretical models of geometry.

• Synonym幾何きかNeutralShort for 「幾何学」 with the same meaning, as in 「幾何の問題」 or 「解析幾何」; simply a shorter way to say it.
• SynonymジオメトリーNeutralA loanword for geometry or geometric shapes, used mostly in computer graphics and design; carries a technical flavor.

Use 「幾何学」 for the branch of mathematics that studies figures and space, as in 「幾何学模様」. 「幾何」 is just its shorter form, and 「ジオメトリー」 is the loanword used in computer graphics and design.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 図形ずけいや空間くうかんの性質せいしつに関かんする研究けんきゅうを行おこなう学問がくもん。数学すうがくの一いち分野ぶんや。幾何きか。