The Disease: The Disease: Bacillus cereus can cause two distinct types of illnesses: 1) a diarrheal illness with an incubation time of approximately 10 to 16 hours, and 2) an emetic (vomiting) illness with an incubation time of one to six hours.
radius of curvature. n. (Mathematics) the absolute value of the reciprocal of the curvature of a curve at a given point; the radius of a circle the curvature of which is equal to that of the given curve at that point. See also centre of curvature.
â¢ RADIUS (noun). The noun RADIUS has 5 senses: 1. the length of a line segment between the center and circumference of a circle or sphere. 2. a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere).3. a circular region whose area is indicated by the length of its radius.4. the outer and slightly shorter of the two bones of the human forearm. 5. support consisting of a radial member of a wheel joining the hub to the rim. Familiarity information: RADIUS used as a noun is common.. a circular region whose area is indicated by the length of its radius. 4. the outer and slightly shorter of the two bones of the human forearm. 5. support consisting of a radial member of a wheel joining the hub to the rim.