The introduction highlighted the speaker's distinguished career in linguistics
highlight the passage so that you can find it again when you open the book
Microsoft Computer Dictionary
adj. Currently having control of the system and responding to commands issued by the user. See also multitasking. Compare background1.n. 1. The color of displayed characters and graphics. Compare background2 (definition 1). 2. The condition of the program or document currently in control and affected by commands and data entry in a windowing environment. Compare background2 (definition 4).