1520-30; < Late Latinimperātivus, equivalent to Latinimperāt(us) past participle of imperāre to impose, order, command (im-im-1 + -per- (combining form of parāre to fur-nish (with), produce, obtain, prepare) + -ātus-ate1) + -īvus-ive
To my mind, few more important subjects so imperatively demand its intelligent consideration.
We imperatively require a perception of, and a homage to beauty in our companions.
British Dictionary definitions for imperatively
extremely urgent or important; essential
peremptory or authoritative an imperative tone of voice
(grammar) Also imperatival (ɪmˌpɛrəˈtaɪvəl). denoting a mood of verbs used in giving orders, making requests, etc. In English the verb root without any inflections is the usual form, as for example leave in Leave me alone
something that is urgent or essential
an order or command
the imperative mood
a verb in this mood
imperatively, adverb imperativeness, noun
C16: from Late Latin imperātīvus, from Latin imperāre to command