motivity

plural motivities

1. countableuncountablehuman sciencesThe power to cause movement, especially as an inherent mental faculty.First known use 17th c.

   The soul is what moves the body and perceives sensible objects; it is characterized by self-nutrition, sensation, thinking, and motivity (413b); but the mind has the higher function of thinking, which has no relation to the body or to the senses.

   1945, Bertrand Russell, A History of Western Philosophy

2. countableuncountableDriving force, drive; creative power, invention.First known use 19th c.

   This is the prime motivity. And the motivity of sex is subsidiary to this: often directly antagonistic.

   1922, DH Lawrence, Fantasia of the Unconscious

3. countableuncountablebiologyMovement, mobility.First known use 19th c.