To help a person or thing to adjust to a new environment, role, etc. I've been spending a lot of time at home, acclimating our new puppy to life with our family.It's difficult to acclimate that type of plant to a colder climate.We initially had to focus on acclimating our adopted daughter to life in this country.
to cause a person or other living thing to become used to a different climate or environment. We will help acclimate Henry to the new building.We need to acclimatize the fish to the new aquarium.