[flat-ahy-ern] 
| 1. | a nonelectric iron with a flat bottom, heated for use in pressing clothes, cloth, etc. |
| 2. | Geology. (in the Western U.S.) a triangular hogback that resembles a flatiron resting on its base. |
| flat·i·ron (flāt'ī'ərn) n. An iron for pressing clothes, especially one that is heated externally, as on a hearth or stove. |
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