Bluetooth

[ bloo-tooth ]

/ ˈbluˌtuθ /

Save This Word!

noun Computers, Trademark.

a brand name for a wireless networking technology that uses short-wave radio frequencies to interconnect cell phones, portable computers, and other wireless electronic devices.

QUIZ

ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?

We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.

Question 1 of 8

Which of the following words describes “sky blue”?

navy

beryl

azure

TAKE THE QUIZ TO FIND OUT

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar help

Improve Your Writing

Meet Grammar CoachImprove Your Writing

Words nearby Bluetooth

bluethroat pikeblenny, bluetick, blue tit, bluetongue, blue-tongued lizard, Bluetooth, blue vein, blue velvet, blue vitriol, blue-water, blueweed

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use Bluetooth in a sentence

In addition to the sloped design, the split keyboard features a wireless connection, quiet typing, spill-proof keys, and its Bluetooth connection is protected through government-level encryption.
Best ergonomic keyboards for hand and wrist pain|PopSci Commerce Team|February 26, 2021|Popular-Science
If you don’t want to constantly reach down to change the heat setting, some heated socks come with a remote control for temperature adjustment and others can be controlled with your smartphone via a Bluetooth connection.
Best heated socks: The absolute warmest socks for cold conditions|PopSci Commerce Team|February 25, 2021|Popular-Science
For example, if you’re connected to the internet via Wi-Fi, you’ll only be able to share your connection via Bluetooth, USB, Thunderbolt, or Firewire, depending on what’s available for your device.
How to create a Wi-Fi hotspot on your phone or computer|Sandra Gutierrez G.|February 24, 2021|Popular-Science
Smartphone apps could use GPS or Bluetooth to create a log of people who had recently crossed paths.
10 Breakthrough Technologies 2021|David Rotman|February 24, 2021|MIT Technology Review

You can pair it with up to three different devices using Bluetooth.
Best ergonomic mouse: Computer accessories designed for you|PopSci Commerce Team|February 18, 2021|Popular-Science
The cup then connects through low energy Bluetooth technology to an accompanying iPhone or Android app.
Vessyl: A Smart Cup That Counts Liquid Calories|DailyBurn|June 20, 2014|DAILY BEAST
Then, using the magic of in-flight bluetooth/wifi, the messaging can begin.
Wingman, an App for Hookups at 30,000 Feet, Wants To Be the Tinder of Airline Travel|Charlotte Lytton|February 10, 2014|DAILY BEAST
Lewis-Kraus talks about writing the entire first draft of his book on his phone with a little foldable Bluetooth keyboard.
On the Road With Gideon Lewis-Kraus: How I Write|Noah Charney|July 25, 2012|DAILY BEAST
I hooked the W520 to a big 28-inch monitor and used a Microsoft Bluetooth keyboard and the Arc Touch Mouse.
Can Microsoft Come Back? Dan Lyons’s Month Without Apple and Google|Dan Lyons|April 9, 2012|DAILY BEAST
For $5 to $10, vendors here will sell you the video, downloading it directly into your cellphone via Bluetooth.
Priest Sex-Tape Horror|Dom Phillips|April 26, 2010|DAILY BEAST
Yes; the curse of Harold Bluetooth, they say, was not a comfortable thing to get.
Alfgar the Dane or the Second Chronicle of Aescendune|A. D. Crake
In the wider activities of the tenth century, Harold Bluetooth played a large and important part.
Canute the Great|Laurence Marcellus Larson
These formidable marauders Harold Bluetooth endeavored to stir up against his rebellious vassal.
The Story of Norway|Hjalmar H. Boyesen
This advice seemed good to Harold Bluetooth, and after some persuasion he found courage to act upon it.
The Story of Norway|Hjalmar H. Boyesen
It is said that Harold Bluetooth had on that occasion no less than twelve hundred ships.
The Story of Norway|Hjalmar H. Boyesen

British Dictionary definitions for Bluetooth

Bluetooth

/ (ˈbluːˌtuːθ) /

noun

trademark a short-range radio technology that allows wireless communication between a computer and a keyboard, between mobile phones, etc

Word Origin for Bluetooth

C20: after the 10th-century Danish King Harald Blatand (Harold Bluetooth), instrumental in uniting warring factions in Scandinavia

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012