What does VIGS stand for?

Vertical Impact Guidance System - Army (MCD)

Video desk Integrated Gunnery Simulator (SAUS)

Video Disc Gunnery Simulator - Army

Videodisc Gunnery Simulator (SAUS)

Video Interactive Gunnery System - Military

Virtual Gap States (SAUS)

Virtual Induced Gap States (AAEL)

Visual Glide Slope