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Webster 1913 Edition

Noun.

[L.

pulsio

, fr.

pellere

pulsum

, to drive: cf. F.

pulsion

The act of driving forward; propulsion; – opposed to

suction

traction

[R.]

Noun.

[from L. pulsus.] The act of driving forward; in opposition to suction or traction. [Little used.]

See also: pulsion

pulsión f ‎(plural pulsiones)