保ほ温おんTop 25000MeaningsNounSuru verbIntransitive verbTransitive verb1. retaining warmth; keeping heat in; heat insulationKanji used保preserve温warm (to the touch)Pitch accentほおんUsed in vocabulary保ほ温おん材ざいheat insulating material; lagging materialNoun保ほ温おん性せいability to retain heat (of clothing, etc.); (degree of) thermal insulation; heat-insulating propertyNoun