Definition of "Withdraw" :

verb: remove something concrete, as by lifting, pushing, or taking off, or remove something abstract

"This machine withdraws heat from the environment."

verb: keep away from others

verb: take back what one has said

verb: make a retreat from an earlier commitment or activity

verb: release from something that holds fast, connects, or entangles

verb: lose interest

verb: pull back or move away or backward

verb: remove (a commodity) from (a supply source)

verb: cause to be returned

verb: withdraw from active participation

verb: retire gracefully

verb: break from a meeting or gathering