n. 自然力

[医] 动物磁力(旧名)

Od \Od\, n. [G., fr. Gr. ? passage.] (Physics)
An alleged force or natural power, supposed, by Reichenbach
and others, to produce the phenomena of mesmerism, and to be
developed by various agencies, as by magnets, heat, light,
chemical or vital action, etc.; -- called also {odyle} or the
{odylic force}. [Archaic]

That od force of German Reichenbach
Which still, from female finger tips, burnt blue.
--Mrs.
Browning.