Definition of "shadowing" [shad•ow•ing]

• Present participle of shadow. (verb)
• The effect of being shadowed (in the sense of blocked), as from a light source or radio transmission. (noun)
• Speech shadowing is when an individual repeats speech as they hear it immediately without delay (usually through earphones). (noun)
• Secretly or discreetly tracking or following someone, keeping under surveillance. (noun)
• A faint representation; an adumbration. (noun)

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• "First year fellows also participate in shadowing senior fellows on the clinical services during this period."
• "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."