Minority Business. Development Agency. Mission Statement. The Minority Business Development Agency is an entrepreneurially-focused and innovative organization, committed to minority business enterprise and wealth creation.
Freebase (5.00 / 1 vote) Rate this definition: Mid-ocean ridge. A mid-ocean ridge is a general term for an underwater mountain system that consists of various mountain ranges, typically having a valley known as a rift running along its spine, formed by plate tectonics.
The mid ocean ridge systems are the largest geological features on the planet. The Mid-Atlantic Ridge (MAR) is a mostly underwater mountain range in the Atlantic Ocean that runs from 87Â°N-about 333km south of the North Pole-to subantarctic Bourvet island at 54Â°S.ost of the ridge system is under water but forms land as a set of volcanic islands of varying size that run the length of the Atlantic Ocean. These islands are: 1  Jan Mayen (Norway). 2  Iceland. 3  Azores (Portugal). 4  St Paulâs rock (Brazil). 5  Ascension Island (UK).