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Webster 1913 Edition

Noun.

[Cf. F.

sentimentalisme

The quality of being sentimental; the character or behavior of a sentimentalist; sentimentality.

sentimentalism ‎(countable and uncountable, plural sentimentalisms)

A liking for sentimental things
An overly sentimental thing or condition; bathos or sentimentality
(philosophy) A view according to which morality is somehow grounded in moral sentiments or emotions.

overly sentimental condition