ad. In relation to, or in a line with, an axis; in the axial (magnetic) line.
the GNU version of the Collaborative International Dictionary of English
ad. In relation to, or in a line with, an axis; in the axial (magnetic) line.
The Century Dictionary and Cyclopedia
In a line with or in the direction of the axis; with reference to the axis.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
ad. with respect to an axis
Word Usage
"He's got stuff you can't get anywhere else and is constantly adding new items, like axially - and diametrically-magnetized NIB wedding rings and radially-magnetized ring magnets."