Blatt

Blatt is a German noun meaning either a leaf of a plant or a sheet of paper. In German, Blatt also appears in many compound terms and is used for both biological and ordinary objects. The word is of Germanic origin and is cognate with Dutch blad; related forms appear in other Germanic languages. The plural form is Blätter.

In botany, Blatt denotes the flat, photosynthetic organ of a plant, usually green and attached to the stem by a stalk. In everyday language, ein Blatt means a single sheet of paper, and Blätter can refer to the pages of a book or to a newspaper issue. The term also survives in various fixed expressions and proper names.

As a surname, Blatt is common among German-speaking populations and the Ashkenazi Jewish diaspora. It is used by people across several countries and may derive from a metonymic or ornamental origin related to leaves or pages.

In modern use, Blatt appears in compound words and in the titles of media and publications, and it sometimes occurs in geographic and organizational names in German-speaking regions.