an ocean current that flows E between the west-flowing equatorial currents.
noun 1. a republic in W equatorial Africa, comprising the mainland province of Río Muni and the island province of Bioko: formerly a Spanish colony. 10,824 sq. mi. (28,034 sq. km). Capital: Malabo. noun 1. a republic of W Africa, consisting of Río Muni on the mainland and the island of Bioko in the Gulf […]
- Equatorial mount
equatorial mount A mounting for astronomical telescopes having two axes, one of which revolves about an axis that is parallel to the axis of the Earth’s rotation. This axis can be driven by a motor at a rate equal to the diurnal motion of the celestial object being viewed, allowing the telescope to keep the […]
noun, Cell Biology. 1. the central plane of the spindle in a dividing cell, to which chromosomes migrate during the metaphase of mitosis or meiosis. equatorial plate n. The plane located midway between the poles of a dividing cell during miotic metaphase and touching the centromeres and their spindle attachments.
- Equatorial staphyloma
equatorial staphyloma n. A staphyloma occurring in the area of exit of the vortex veins of the eyeball. Also called scleral staphyloma.