saltire(redirected from X-cross)
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sal·tire(sôl′tîr′, -tīr′, săl′-)
An ordinary in the shape of a Saint Andrew's cross, formed by the crossing of a bend and a bend sinister.
[Middle English sautour, from Old French saultoir, stile, from saulter, to jump, from Latin saltāre; see saltation.]
saltire(ˈsɔːlˌtaɪə) or less commonly
(Heraldry) heraldry an ordinary consisting of a diagonal cross on a shield
[C14 sawturoure, from Old French sauteour cross-shaped barricade, from saulter to jump, from Latin saltāre]
sal•tire(ˈsæl tɪr, -taɪər, ˈsɔl-)
a heraldic charge formed by the crossing of a bend and a bend sinister.
[1350–1400; < Middle French sautoir crossed jumping bar < Medieval Latin saltātōrium]