smartphone

noun

smart·​phone ˈsmärt-ˌfōn 

variants or less commonly smart phone

plural smartphones also smart phones

: a cell phone that includes additional software functions (such as email or an Internet browser)

Examples of smartphone in a Sentence

Recent Examples on the Web

So many stargazers, including, in my experience, plenty of professional astronomers, think nothing of using stargazing apps on their smartphones pushed to full brightness. —Jamie Carter, Space.com, 3 May 2026

One question mark is the health of the smartphone royalty stream going forward, as sky-high memory prices are expected to squeeze that market . —Kevin Stankiewicz, CNBC, 3 May 2026

Lithium ion batteries that contain nickel, magnesium and cobalt (NMC), which are used in many smartphones, can be prone to overheating and catching fire, according to the National Fire Protection Association. —Sofi Zeman may 2, Kansas City Star, 2 May 2026

Chinese EVs leave everyone else in the dust, we’re told, with infotainment that makes your smartphone look like a StarTac, range numbers that would make a turbodiesel Audi weep, and charging that might be even faster than filling up with gas, depending on the size of your tank. —Jonathan M. Gitlin, ArsTechnica, 1 May 2026

Word History

First Known Use

1996, in the meaning defined above

Rhymes for smartphone

• alone
• atone
• backbone
• bemoan
• bluestone
• breastbone
• brownstone
• capstone
• cheekbone
• condone
• curbstone
• cyclone

Kids Definition

smartphone

noun

smart·​phone ˈsmärt-ˌfōn 

: a cell phone that includes additional functions (as email or an Internet browser)