a crystalline and highly toxic semiconductor, GaAs, used in light-emitting diodes, lasers, and electronic devices.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Scientific definitions for gallium arsenide
A dark-gray crystalline compound used in transistors, solar cells, and semiconductor lasers. Chemical formula: GaAs.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.