What does "smartphone" mean?

A mobile phone with more advanced features and greater computing capacity than a featurephone.

Smartphone

Common synonyms include: cellphone, communication device, handheld computer, iphone, mobile phone, mobile platform.

/ˈsmɑɹtfoʊn/ noun

noun ·Rare ·Advanced level

Noun

1
A mobile phone with more advanced features and greater computing capacity than a featurephone.
2
a mobile phone with more advanced computing capability and connectivity than basic feature phones wordnet

"I bought a smartphone for my wife."

From smart + phone; first usage in the mid-1990s.