axis of circulation

axis of circulation

[¦ak·səs əv ‚sər·kyə′lā·shən]
(electromagnetism)
The axis where the equiphase surfaces of a circulating electromagnetic wave converge.
References in periodicals archive ?
In his concluding chapter, he mentions that recent studies of trade and communication routes indicate that a major axis of circulation joined the Susiana plain, the Zagros piedmont, the Tigris valley, and the Jezireh, thus essentially bypassing southern Mesopotamia, which, hence, appears marginal from this viewpoint.