1.  engrossment(n = noun.cognition) absorption, concentration, immersion - complete attention; intense mental effort;
is a kind of attention
has particulars: centering, direction, focal point, focus, focusing, focussing, specialism, study
Derived forms verb engross₂, verb engross₁

2.  engrossment(n = noun.cognition) absorption, preoccupancy, preoccupation - the mental state of being preoccupied by something;
is a kind of cognitive state, state of mind
has particulars: abstractedness, abstraction, absentmindedness
Derived forms verb engross₂, verb engross₁

3.  engrossment(n = noun.attribute) intentness - the quality of being intent and concentrated; "the intentness of his gaze"
is a kind of assiduity, assiduousness, concentration
Derived forms verb engross₂, verb engross₁

1.  The act of engrossing; as, the engrossment of a deed. [1913 Webster]
"Engrossments of power and favor." [1913 Webster]

2.  That which has been engrossed, as an instrument, legislative bill, goods, etc. [1913 Webster]