Sentence:  That silhouette which is at present under consideration, the much-talked-of "barrel," appears in a Bulloz suit of rough white woolen material stitched with blue cotton thread; both on the skirt and coat the <WSD>flare</WSD> is somewhat lower than is usual with <WSD>flares</WSD>. 
Meaning of the word marked with <WSD> tags:  A widening of an object with an otherwise roughly constant width.