/ ˌdekləˈreɪʃn; NAmE / noun
1.
[ C , U ] an official or formal statement, especially about the plans of a government or an organization; the act of making such a statement :
to issue / sign a declaration
the declaration of war
the Declaration of Independence (= of the United States)
2.
[ C ] a written or spoken statement, especially about what people feel or believe :
a declaration of love / faith / guilt
➡ note at statement
3.
[ C ] an official written statement giving information :
a declaration of income
customs declarations (= giving details of goods that have been brought into a country)
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WORD ORIGIN
late Middle English : from Latin declaratio(n-) , from declarare make quite clear, from de- thoroughly + clarare make clear.