rapidly
41chute — rapidly flowing water over steep, narrowly enclosed bedrock. The surface water is smooth and without the turbulence occasioned by rocks and boulders …
42heteroblastic change — Rapidly altered structures during transition from juvenile to adult …
43rapid — rapidly, adv. /rap id/, adj., rapider, rapidest, n. adj. 1. occurring within a short time; happening speedily: rapid growth. 2. moving or acting with great speed; swift: a rapid worker. 3. characterized by speed: rapid motion. n. 4. Usually,… …
44rapid eye movement. — rapidly shifting, continuous movements of the eyes beneath closed lids during the stage of sleep characterized by dreaming. Also called REM [1915 20] * * * …
45osteodentin — Rapidly formed tertiary dentin that contains entrapped odontoblasts and few dentinal tubules, thereby superficially resembling bone. [osteo + L. dens, tooth] * * * os·teo·den·tin .äs tē ō dent ən n a modified dentin approaching true bone in… …
46anvil clouds — rapidly rising column of air in a convectional thunderstorm will soon reach the tropopause and be forced to spread in its upper portion to form an anvil shape …
47RALPH — Rapidly Adapting Lateral Position Handler (Computing » Software) * Robotic Assembly Language Planning Hierarchy (Computing » General) * Real Assisted Living For Physically Handicapped (Community) …
48RELMS — Rapidly Erectable Light Mobilization Structures (Governmental » Military) …
49RIFTS — Rapidly Installed Fluid Transfer System (Governmental » Military) …
50RAR — rapidly adapting receptor; rat insulin receptor; retinoic acid receptor; right arm reclining; right arm recumbent …
