n. pl. sim·plic·i·ties
1. The property, condition, or quality of being simple or uncombined.
2. Absence of luxury or showiness; plainness.
3. Absence of affectation or pretense.
a. Lack of sophistication or subtlety; naiveté.
b. Lack of good sense or intelligence; foolishness.
a. Clarity of expression.
b. Austerity in embellishment.
[Middle English simplicite, from Old French, from Latin simplicitās, from simplex, simplic-, simple; see sem-1 in the Appendix of Indo-European roots.]
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