An ultrasonographic diagnostic test used in optometry and ophthalmology to produce a two-dimensional, cross-sectional view of the eye and the orbit.

(attributive) brightness mode: a common kind of two-dimensional ultrasound image / (attributive) A divergence-free, curl-only polarization signal in the cosmic microwave background radiation.

plural of B-mode

Alternative form of hemophilia B

Alternative form of hemophilia B

the second most common form of hemophilia, affecting 1/4s of hemophiliacs, caused by a deficiency in clotting factor IX

(transportation planning) Transportation for ordinary purposes, as opposed to that by a professional driver for business purposes.

A music genre combining elements of crunk and R & B.

plural of B-story

(informal) Resembling or characteristic of a B-movie.