Russian mathematician who was a pioneer of non-Euclidean geometry.
[loh-buh-chef-skee; Russian luh-buh-chyef-skyee] /ˌloʊ bəˈtʃɛf ski; Russian lə bʌˈtʃyɛf skyi/ noun 1. Nikolai Ivanovich [nyi-kuh-lahy ee-vah-nuh-vyich] /nyɪ kʌˈlaɪ iˈvɑ nə vyɪtʃ/ (Show IPA), 1793–1856, Russian mathematician. /Russian ləbaˈtʃɛfskij/ noun 1. Nikolai Ivanovich (nikaˈlaj iˈvanəvitʃ). 1793–1856, Russian mathematician; a founder of non-Euclidean geometry
[loh-ber, -bahr] /ˈloʊ bər, -bɑr/ adjective 1. of or relating to a , as of the lungs. /ˈləʊbə/ adjective 1. of, relating to, or affecting a lobe lobar lo·bar (lō’bər, -bär’) adj. Of or relating to a lobe or lobes.
noun, Pathology. 1. (def 2). lobar pneumonia n. Pneumonia affecting one or more lobes of the lung, commonly due to infection by Streptococcus pneumoniae.
[loh-beyt] /ˈloʊ beɪt/ adjective 1. having a lobe or lobes; lobed. 2. having the form of a lobe. 3. Ornithology. noting or pertaining to a foot in which the individual toes have membranous flaps along the sides. /ˈləʊbeɪt/ adjective 1. having or resembling lobes 2. (of birds) having separate toes that are each fringed with […]