extremely important or urgent; needing to be done or given attention immediately:
[+ that] The president said it was imperative that the release of all hostages be secured.
[+ to infinitive] It's imperative to act now before the problem gets really serious.
imperative Hide phonetics
Getting the unemployed back to work, said the minister, is a moral imperative.
━━ a. 命令的な, 高飛車な, 厳然たる; 避けられない, 絶対的な, 緊急の; 【文法】命令法［形］の.
━━ n. 【文法】命令法（の動詞）; 命令.
im・per・a・tive・ly ━━ ad.
imperative mood （the ～） 命令法.
imperative sentence 命令文.