Definify.com
Webster 1913 Edition
Spontaneity
Sponˊta-ne′i-ty
(spŏnˊtȧ-nē′ĭ-ty̆)
, Noun.
pl.
Spontaneities
(-tĭz)
. [Cf. F.
spontanéité
.] 1.
The quality or state of being spontaneous, or acting from native feeling, proneness, or temperament, without constraint or external force.
Romney Leigh, who lives by diagrams,
And crosses not the
Of all his individual, personal life
With formal universals.
And crosses not the
spontaneities
Of all his individual, personal life
With formal universals.
Mrs. Browning.
2.
(Biol.)
(a)
The tendency to undergo change, characteristic of both animal and vegetable organisms, and not restrained or checked by the environment.
(b)
The tendency to activity of muscular tissue, including the voluntary muscles, when in a state of healthful vigor and refreshment.
Webster 1828 Edition
Spontaneity
SPONTANEITY
,Noun.