- bariatricReferring to the branch of medicine bariatrics, the treatment of obesity and weight problems.
- bary-Weight or pressure.
- baryeA unit of pressure under the CGS system; symbol Ba; equal to 1 dyne per square centimeter. 1 Ba = 0.1 Pa = 0.1 N/m2 = 1x10⁻⁶ bar.
- baryliteAn orthorhombic-pyramidal mineral containing barium, beryllium, oxygen, and silicon.
- baryo-baryon
- baryonyxBaryonyx walkeri, a theropod from the Cretaceous period discovered in 1983 in Surrey, England by William Walker, believed to be an ancestor of Spinosaurus.
- barythymiaA depressed state of mind.