(Jon of the Clue Crew displays an animation on the monitor.) The snowflake curve, a geometric pattern repeated at smaller scales, has fractional dimensions; it's this type of shape related to the word "fractional"
[DOC] [TLE] (Annual Report NCAR Research and Facilities Programs 1971 ... [PAR] Sep 30, 1970 ... During 1971 NCAR continued its commitments to large, ... Our experience so far 
has repeatedly shown that large, important research programs... [DOC] [TLE] Old Answers - Ask the Physicist!