DictionarysimplicityLack of complexity
noun

simplicity

sim-PLISS-uh-tee/sɪmˈplɪsəti/

Absence of complexity or elaboration.

The lamp's simplicity leaves just one obvious switch to operate.

A plain practical lamp has one obvious toggle switch, clean straightforward construction and no extra controls, a hand uses the single switch easily.
Etymology

Built on simplex, literally “one-fold,” simplicity first expressed singleness or indivisibility. That idea connects with plainness and lack of complexity, the quality that makes something easy to understand.

In context

All About Operating Systems0:20
Apple designs its interface to be straightforward and easy to use. Even if you are new to smartphones, this simplicity comes from following clear rules
Why Is The iOS User Interface So Simple And Intuitive? - All About Operating Systems

More examples

  • She prefers the simplicity of a plain black dress.
  • For simplicity, the instructions leave out optional steps.
  • The solution surprises everyone with its simplicity.

Forms

simple adjective — Easy to understand or use; not elaborate.

simplify verb — Make something less complicated or elaborate.

Similar words

plainness
Emphasizes lack of decoration rather than ease of understanding.
clarity
Emphasizes ease of understanding rather than lack of complexity.