Simple past tense and past participle of blanket.(verb)
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Use "blanketed" in a sentence
"Images range from a hulking mountain blanketed with snow to an airy meadow divided by a tree-lined road."
"The plane was over the Boualapha District, Khammouan Province, when it crashed into a mountain blanketed by heavy fog."
"Barack Obama is "arrogant," "dishonest," and "radical," Fox News 'Sean Hannity announced during a single 10-second chunk of prime-time TV last week -- a casually hateful appraisal that didn't even raise eyebrows, simply because that kind of blanketed disdain for the new president has already become so commonplace."