外がい端たん

noun, noun which may take the genitive case particle 'no'

outer edge; outer end

Refers to the outermost part or extremity of something, often used in spatial or geometric contexts.

• テーブルの外がい端たんにコップを置おかないでください。

  Please don't put the glass on the outer edge of the table.

• この図ず形けいの外がい端たんの長ながさを計けい算さんしなさい。

  Calculate the length of the outer edge of this figure.