What does ZEL stand for?

Bella Bella - Canada - Airport symbol (OAG)

Equitable Life Assurance Society of the United States, Medical Library, New Yor k, NY - OCLC symbol (OCLC)

Zella - NCIC firearms make code (NCIC)

Zelovo - Enthusiastically - Music (ROG)

Zero Launch (SAUS)

Zero-Length Launch - Missiles

Zero Length Launcher (SAUS)