to take in (e.g. liquid, heat, light)

physically take in a liquid

to allow (people) to become part of another social group of state

absorb mentally

of drink

take in liquid

to preserve (food) by rapid freezing and drying it in a vacuum

take moisture out of

to gain knowledge of, become skilled in, (a subject being studied, a particular activity)

acquire information

to fill all (a person's mind) so that attention is not given to other matters

absorb