Stories We Like: A Guide to the Comma
oscillation os·cil·la·tion (ŏs'ə-lā'shən)
The act of oscillating.
The state of being oscillated.
A single oscillatory cycle.
A stage in inflammation in which the accumulation of white blood cells in the small vessels arrests the passage of blood, thus causing a to-and-fro movement of the blood at each cardiac contraction.