Did you know?
Although the dictionary will give you several uses for the word imperative, it is the meaning "greatest important" or "highly necessary" that we most commonly use in spoken English (see last definition below).
"It is imperative that English children learn English, it is now the most widely spoken language in the world."
Merriam-Webster:
Etymology: Middle English imperatyf, from Late Latin imperativus, from Latin imperatus, past participle of imperare to command
Date: 15th century
1 a : of, relating to, or constituting the grammatical mood that expresses the will to influence the behavior of another
b : expressive of a command, entreaty, or exhortation
c : having power to restrain, control, and direct
2 : not to be avoided or evaded : NECESSARY