ENGLISH
REFERENCE

duly

adv. manner
C1 Advanced US //ˈduɫi// UK //djˈuːli// du·ly

adv. doing something in the correct way or at the expected time. You use this when someone follows a rule or a request exactly as they should.

adv. in a proper or expected manner; at the appropriate or required time. Often used to confirm that a formal procedure or instruction has been followed.


SIMPLE

He received the letter and duly signed it.

CONTEXTUAL

After the committee reached a decision, the minutes were duly recorded and shared with all members.

COMPLEX

Having been warned of the potential legal consequences, the directors duly filed the necessary paperwork before the midnight deadline to ensure compliance with the new regulations.

Synonyms
Origin

From Middle English duely, dewly, dulyche, dueliche, duweliche (“rightly, properly”), equivalent to due + -ly.

Usage

Typically placed before the verb it modifies or at the beginning of a clause to show that an action followed a previous event.

Pitfall

He duly has arrivedHe has duly arrivedWhen used with auxiliary verbs, this adverb usually sits after the first auxiliary and before the main verb.

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