noun (Na·tan) A·na·to·ly [nah-tahn an-uh-toh-lee; Russian uh-nuh-taw-lyee] /nɑˈtɑn ˌæn əˈtoʊ li; Russian ʌ nʌˈtɔ lyi/, born 1948, Soviet mathematician and human-rights activist, in Israel since 1986.