à la carte

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With a separate price for each item on the menu.

[French : à, by + la, the + carte, menu.]

Meal chosen from a list of foods and dishes available rather than from a set menu or meal (table d'hôte).

[ah lah KAHRT] A menu term signifying that each item is priced separately. See also prix fixe; table d'hôte.

The noun has one meaning:

Meaning #1: a menu having individual dishes listed with separate prices

The adjective a la carte has one meaning:

Meaning #1: (of a restaurant meal) having unlimited choices with a separate price for each item
  Antonym: table d'hote (meaning #1)

The adverb a la carte has one meaning:

Meaning #1: by ordering items listed individually on a menu