shadowing

IPA: ʃˈædoʊɪŋ

The effect of being shadowed (in the sense of blocked), as from a light source or radio transmission.
The situation where an individual repeats speech immediately as they hear it (usually through earphones).
(espionage) Secretly or discreetly tracking or following someone, keeping under surveillance.
A faint representation; an adumbration.
(computing) The technique of copying ROM contents to RAM to allow for shorter access times. The ROM chip is then disabled while the initialized memory locations are switched in on the same block of addresses.
(education) A work experience option where students learn about a job by walking through the work day as a shadow to a competent worker.

Examples of "shadowing" in Sentences

Jazz sighed, a forlorn expression shadowing his face.
Rudd also had a hand in shadowing Vick for much of the day.
"Most times you would see what's called shadowing around that cut piece," he said.
"But it used to amuse you, your Highness," he said, wagging his head, a look of chagrin shadowing his face.
I’m sure you get alot of requests but I would be interested in shadowing you on your database related work.
First year fellows also participate in shadowing senior fellows on the clinical services during this period.
(Author Robert Greene coined this seduction technique "shadowing" - that is, walk away from someone and he will chase after you, much like your shadow.)
He also alternated with Alex Gordon in shadowing Rice, holding the Colonials 'leading scorer without a point until midway through the second half, when Vanderbilt led by 32.
Although the well-traveled San Antonio Spurs defensive ace is expected to start off against New Jersey Nets shooting guard Kerry Kittles and slide over to small forward Richard Jefferson at times, he will spell point guard Tony Parker extensively in shadowing the Nets leader, Jason Kidd.