Esca

Esca can refer to:

• The esca or illicium, a modified luminescent fin ray found in anglerfish
• Esca (grape disease)
• the Ezka, a river in the Basque country known as "Esca" in Spanish
• ESCA or Electron Spectroscopy for Chemical Analysis, now known as X-ray photoelectron spectroscopy (XPS)

This disambiguation page lists articles associated with the title Esca.
If an internal link led you here, you may wish to change the link to point directly to the intended article.