Winter in Chicago proves quite variable: Seasonal snowfall in the city has ranged from 9.8 inches (24.9 cm) (in 1920â21) up to 89.7 in (228 cm) (in 1978â79) and the average annual snowfall in Chicago is 36 inches (91 cm).
Fluctuation (noun). a wavering; unsteadiness; as, fluctuations of opinion; fluctuations of prices. Fluctuation (noun). the motion or undulation of a fluid collected in a natural or artifical cavity, which is felt when it is subjected to pressure or percussion.iktionary (0.00 / 0 votes) Rate this definition: fluctuation (Noun). A motion like that of waves; a moving in this and that direction. the fluctuations of the sea. fluctuation (Noun). A wavering; unsteadiness.
Learner's definition of FLUCTUATE. [no object] : to change level, strength, or value frequently. Oil prices fluctuated [=became higher, lower, etc.] throughout the year. fluctuating prices. His popularity has fluctuated during his term in office. In the desert, the temperature fluctuates dramatically.