JIMDAT Joint Implementation Measurement Data Analysis Team

JPDO Joint Planning and Development Office

LEWICE Lewis ICE accretion program software

NACA National Advisory Committee for Aeronautics

NASA National Aeronautics and Space Administration

NDE Nondestructive evaluation

NDI Nondestructive inspection

NextGen Next Generation Air Transportation System

NOAA National Oceanic and Atmospheric Administration

NRA NASA Research Announcement

NRC National Research Council

NTSB National Transportation Safety Board

R&D Research and development

R&T Research and technology

RTT Research Transition Team

SBIR Small Business Innovation Research

SRM Safety risk management

TRB Transportation Research Board

UAS Unmanned Aircraft Systems

USAF United States Air Force

V&V verification and validation