[ suhm-uh-rahyz ]
/ ˈsʌm əˌraɪz /

verb (used with object), sum·mer·ized, sum·mer·iz·ing.

to prepare (a house, car, etc.) so as to counteract the hot weather of summer: to summerize a house by adding air conditioning.
to protect in hot weather for future use: to summerize a snowmobile.
Also especially British, sum·mer·ise.

Origin of summerize Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020