Ovarian Cysts and Tumors Ovarian masses or neoplasms can be cystic or solid. A cyst is fluid-filled and a tumor or âmassâ is solid. Ovarian neoplasms can also have a combination of cystic and solid features. Cysts and tumors may be benign or malignant.
Northwest Territory. The Northwest Territory, or Old Northwest, refers to the area that became the states of Ohio, Indiana, Illinois, Michigan, Wisconsin and a portion of Minnesota. The region comprises more than 260,000 square miles. The area was hotly contested by the major European colonial powers, France and Britain.
Northwest Territories definition. Territory in northern Canada made up of several administrative districts, which include all the areas to the north of sixty degrees latitude between Hudson Bay and the Yukon and all the islands in Hudson Bay. Very sparsely populated, these territories make up more than one-third of Canada's total area.