motionally en · ADV
Etymology
From motional + -ly.
Meanings
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(not-comparable) In terms of motion.
At the low-frequency end, one observes motionally narrowed spectra, whereas, at the high-frequency end, the spectra display very slow motion, almost at the rigid limit (due to the increased importance of the g tensor).
2001 January 12, P. P. Borbat et al., “Electron Spin Resonance in Studies of Membranes and Proteins”, in Science, volume 291, number 5502, →DOI, pages 266–269: