DictionaryAI

declare

verb
Saydi-KLAIR/dɪˈklɛɚ/UK/dɪˈklɛə/

Formsdeclares, declaring, declared

8 meanings of declare

Practice

  1. 1
    announceverbtransitive or intransitive
    To say something firmly, or make it known publicly or officially.

    I declare this meeting open.

    The candidates must declare before the deadline.

    UsageOften declare war, declare victory, or declare someone the winner.

  2. 2
    tax officialsverbtransitive
    To tell customs or tax officials about goods you bring in, income you receive, or expenses that affect your taxes.

    Like telling a guard at a gate exactly what you are carrying.

    You must declare any goods you bought abroad.

    She declared her overseas income on the tax form.

    UsageYou declare things at customs. Officers ask: anything to declare?

    Similardisclose

    Oppositeconceal, hide

  3. 3
    programmingverbtransitive
    To tell a program that a variable or function with a certain name exists, often before saying what it holds.

    Like writing a name on an empty box before you put anything inside.

    You must declare a variable before you use it.

    The program declared two counters at the top of the file.

    UsageSay what kind it is with as: declared as a whole number.

    Note

Practice

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Origin

From Latin dēclārō, meaning "to make clear," from clārus, "clear." It came into English through Old French.

Checked 7 Nov 2026 · 3 facts