This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
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v. To prepare or equip (an automobile or house, for example) for winter weather.

v. To prepare (something) for winter weather.

v. To remove the saturated fats from (a vegetable oil) by cooling and filtering it, such that it does not go cloudy in the winter.

v. prepare for winter

"In an effort to increase revenue, Attanasio said he has looked many times into what it would cost to "winterize" Miller Park, making it more suitable to holding major events during the off-season."

winterized    winterizes    winterizing   

fix    set    set up    prepare    ready   

winterizing    winterized    winteriser    winterised    winterizer