a ceremonial dinner, held on the first night or first two nights of Passover, that includes the reading of the haggadah and the eating of foods symbolic of the Israelites' slavery and the Exodus from Egypt. [1860–65; < Hebrew sēdher literally, order, arrangement]

What is the literal meaning of the word Seder?

- The Hebrew word for "order, procedure"; it is the ceremonial Jewish dinner held on the first night of Passover.

Is the word Seder in the Bible?

A seder (plural: sedarim) is part of a biblical book in the Masoretic Text of the Hebrew Bible.