Macron vs. Macaron — What's the Difference?

A symbol ( ¯ ) placed over a vowel to show that it has a long sound.

A macaron ( mak-ə-RON; French: [ma.ka.ʁɔ̃]) or French macaroon ( mak-ə-ROON) is a sweet meringue-based confection made with egg white, icing sugar, granulated sugar, almond meal, and food colouring. The macaron is traditionally held to have been introduced in France by the Italian chef of queen Catherine de Medici during the Renaissance.

The horizontal mark ( ¯ ) used to indicate a stressed or long syllable in a foot of verse.

A small round cookie composed of a soft filling, such as ganache or buttercream, sandwiched between two delicate shells made from egg whites, ground almonds, sugar, and often other flavorings.

(orthography) A short, straight, horizontal diacritical mark (◌̄) placed over a letter, usually to indicate that the pronunciation of a vowel is long.

Any of various confections made with almond and egg white, traditionally made in France.

A short, straight, horizontal mark [-], placed over vowels to denote that they are to be pronounced with a long sound; as, ā, in dāme; ē, in sēam, etc.

A diacritical mark (-) placed above a vowel to indicate a long sound