engross

verb

• To write (a document) in large, aesthetic, and legible lettering; to make a finalized copy of.
• To buy up wholesale, especially to buy the whole supply of (a commodity etc.).
• To monopolize; to concentrate (something) in the single possession of someone, especially unfairly.
• To completely engage the attention of.

  "She seems to be completely engrossed in that book."

• To thicken; to condense.
• To make gross, thick, or large; to thicken; to increase in bulk or quantity.
• To amass.