fibrous root
biol. A root system made up of numerous branching roots of more or less equal length, as in most grasses. རིང་ཐུང་ཕལ་ཆེར་མཚུངས་པའི་རྩ་བའི་ཉིང་ལག་གང་མང་གིས་གྲུབ་པའི་རྩ་བའི་མ་ལག་ཅིག་སྟེ། རྩྭ་ཕལ་ཆེ་བའི་རྩ་བ་འདི་འདྲ་ཡིན།
fictitious force
phys. The physically apparent but nonexistent force needed by an observer in a noninertial frame to make Newton’s laws of motion hold true. Centrifugal force is a fictitious force. Also […]
field lines
phys. An imaginary line in a field of force (especially an electric or magnetic one), the direction of which at a particular point is the direction of the force at […]