| BOTRYOIDAL | • botryoidal adj. (Chiefly mineralogy) Having the form of a bunch of grapes. • BOTRYOIDAL adj. of minerals, occurring in grape-shaped masses, also BOTRYOID, BOTRYOSE.
 | 
| DECARBOXYLATION | • decarboxylation n. (Organic chemistry) The removal of one or more carboxyl groups from a molecule. • DECARBOXYLATION n. the removal or elimination of carboxyl from a molecule.
 | 
| DISHONORABLY | • dishonorably adv. In a dishonorable manner. • DISHONORABLE adv. lacking honor, also DISHONOURABLE.
 | 
| DISHONOURABLY | • dishonourably adv. (Britain) Alternative spelling of dishonorably. • DISHONOURABLE adv. not honourable, also DISHONORABLE.
 | 
| DISOBLIGATORY | • disobligatory adj. (Obsolete) Releasing from obligation. • DISOBLIGATORY adj. releasing from disobligation.
 | 
| HYDROBIOLOGICAL | • hydrobiological adj. Of or pertaining to hydrobiology. • HYDROBIOLOGICAL adj. relating to hydrobiology, the study of aquatic organisms.
 | 
| HYPERBOLOIDAL | • hyperboloidal adj. Having the shape or form of a hyperboloid. • HYPERBOLOIDAL adj. of or like a hyperboloid.
 | 
| LABYRINTHODONT | • labyrinthodont adj. (Zoology) Having teeth with a labyrinthine (maze-like) internal structure. • labyrinthodont n. Any extinct amphibian of the subclass Labyrinthodontia.
 • LABYRINTHODONT n. an extinct amphibian, so called from a mazy pattern on a section of its teeth.
 | 
| LABYRINTHODONTS | • labyrinthodonts n. Plural of labyrinthodont. • LABYRINTHODONT n. an extinct amphibian, so called from a mazy pattern on a section of its teeth.
 | 
| RADIOBIOLOGY | • radiobiology n. (Biology) The study of the effects of ionizing radiation on living organisms. • radiobiology n. (Biochemistry) The use of radioactive labels to study biological processes.
 • RADIOBIOLOGY n. a branch of biology dealing with the effects of radiation or radioactive materials on biological systems.
 | 
| RHABDOMYOLYSES | • rhabdomyolyses n. Plural of rhabdomyolysis. | 
| RHABDOMYOLYSIS | • rhabdomyolysis n. (Medicine) The rapid disintegration of striated muscle tissue accompanied by the excretion of myoglobin in the urine. | 
| ROUNDABOUTEDLY | • ROUNDABOUTEDLY adv. in a roundabout way. | 
| ROUNDABOUTILITY | • ROUNDABOUTILITY n. the state of being roundabout. | 
| ROUNDABOUTLY | • roundaboutly adv. In a roundabout manner; indirectly. • ROUNDABOUT adv. circuitous.
 |