descending current

de·scend·ing cur·rent

the direction of current flow in a nerve when the cathode is placed peripheral to the anode, in contrast to ascending current.
Synonym(s): centrifugal current

descending current

References in periodicals archive ?
Both above and below the cloud base,wind and rain will often converge around the descending current of air, in a sense feeding into it.
Alternatively, the same features might arise because of descending currents in the mantle.
The descending currents force warmer liquid to rise.

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