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Webster 1913 Edition

Psychology

Psy-chol′o-gy

,
Noun.
pl.
Psychologies
.
[
Psycho-
+
-logy
: cf. F.
psychologie
. See
Psychical
.]
The science of the human soul; specifically, the systematic or scientific knowledge of the powers and functions of the human soul, so far as they are known by consciousness; a treatise on the human soul.
Psychology
, the science conversant about the phenomena of the mind, or conscious subject, or self.
Sir W. Hamilton.

Webster 1828 Edition

Psychology

PSYCHOL'OGY

,
Noun.
[Gr. soul, and discourse.] A discourse or treatise on the human soul; or the doctrine of the nature and properties of the soul.

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