In the context of a legislature, "engrossed" refers to a bill that has been prepared in its final form, typically after amendments, and is ready for a formal vote. It signifies that the bill has passed through various stages of scrutiny and is being considered for final approval. On the other hand, "dead" means that a bill has failed to advance in the legislative process, often due to lack of support, rejection in committee, or expiration of the legislative session, and will not be enacted into law.
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It means involved in, as in "Engrossed in thought."
To be engrossed or held (the attention, for example)
She was engrossed in the movie.
Most industrious, most active, most diligent, most engrossed...
She was so engrossed in her book that she did not notice the time.
The bill is dead because the legislature cannot override vetoes cast after adjournment.
of Engross
Absorption is a word used to describe when something absorbs into another thing. It also can mean to be engrossed in something.
Engrossed is the past tense and past participle of the verb engross. It can also be used as an adjective.
of Engross
"He was engrossed in the game, and was oblivious to us dancing the Boogaloo behind him." "She was so engrossed in her book, she never noticed that she missed her bus."