uni-typed
この記事
で見た
「単一型付き」でページ内検索
https://medium.com/@samth/on-typed-untyped-and-uni-typed-languages-8a3b4bedf68c
https://cs.stackexchange.com/questions/63533/untyped-vs-unityped
http://theorangeduck.com/page/defence-unitype