noun, noun which may take the genitive case particle 'no'
lowest level; minimum standard; ground floor
Refers to the lowest acceptable or actual level, standard, or floor. The 'ground floor' gloss is a literal architectural use, but the term is more commonly used for abstract minimums.
この地域の最低水準の生活費は月に15万円だ。
The minimum living cost in this area is 150,000 yen per month.
品質が最低水準を下回っている。
The quality is below the minimum standard.