| sitta | (n) type genus of the Sittidae, Syn. genus Sitta |
| sitka | (n) a town in southeastern Alaska that was the capital of Russian America and served as the capital of Alaska from 1867 until 1906 |
| sitka spruce | (n) a large spruce that grows only along the northwestern coast of the United States and Canada; has sharp stiff needles and thin bark; the wood has a high ratio of strength to weight, Syn. Picea sitchensis |
| sitka willow | (n) small shrubby tree of western North America (Alaska to Oregon), Syn. silky willow, Salix sitchensis |
