noun, noun which may take the genitive case particle 'no'
minimum; lowest limit
Refers to the absolute minimum amount, level, or standard required. Often used with の to modify nouns.
最低限の生活費を確保する。
Secure the minimum living expenses.
最低限のルールは守ってください。
Please follow the minimum rules.
noun, adverb
at the very least; at minimum
Adverbial use indicating the least that should be done or expected. Often used with は or as a standalone adverb.
最低限、謝罪は必要だ。
At the very least, an apology is necessary.
最低限これだけは覚えておいて。
At minimum, remember this much.