2. Proper noun. (qualifier Used as a modifier) Invented or enunciated by Vásárosnaményi Báró Eötvös Loránd. ¹
3. Proper noun. A dilapidated lunar crater lying north-northwest of the Roche walled plain and east-southeast of the Bolyai crater at coördinates [35·5° S, 133·8° E]. ¹
4. Noun. A unit of gravitational gradient in the CGS system of units. 1 eotvos = 10-9 gal/cm. ¹
¹ Source: wiktionary.com