Pronunciation: [tjˈuːnə] (IPA) 
The spelling of the word "tuner" follows the common English pronunciation rules. Its phonetic transcription is /ˈtjuːnər/. The "t" is pronounced as "tuh" and the "u" as "yoo", which together makes the "tuh-yoo" sound. The "n" is pronounced as "nuh" and the "er" as "uh", which together makes the "nuh-uh" sound. Hence, the word "tuner" is pronounced as "tuh-yoo-nuh-uh". It refers to a person or a device that tunes musical instruments.
A tuner refers to a device or tool used to adjust or fine-tune the performance of various systems, particularly electronic or mechanical devices. Its primary function is to modify the settings, parameters, or properties of a system to optimize its performance or functionality.
In the context of music and audio, a tuner is commonly associated with a device or software program used to accurately tune musical instruments. These tuners detect the pitch or frequency of a sound produced by an instrument and provide visual or audible indications to help the musician align the instrument's strings or notes to their desired pitches. Tuners can be standalone electronic devices, built-in features in musical instruments, or computer applications that utilize the microphone or other input sources to identify and display the pitch deviation.
Additionally, a tuner can also refer to a device used to fine-tune radio or television receivers. These tuners are responsible for selecting the desired frequency or channel, converting it into audio or video signals, and transmitting it to the respective components for further processing or display. Tuners for digital TV or radio reception may be integrated within the main device, while analog devices might require separate tuners.
In summary, a tuner is a versatile term encompassing tools or devices involved in adjusting or optimizing the performance of various systems, whether it be musical instruments, radio receivers, or associated electronic or mechanical systems.
One whose occupation is to tune musical instrs.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
* The statistics data for these misspellings percentages are collected from over 15,411,110 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
The word "tuner" derives from the verb "tune", which ultimately comes from the Old English word "tunian". "Tunian" means "to tune, adjust, or modify" and is related to the Old High German word "ziohan", meaning "to lead". Over time, the term "tuner" came to specifically refer to someone or something that adjusts or modifies the pitch or frequency of musical instruments, radios, or televisions to achieve optimal performance. This term has been commonly used to describe people or devices responsible for tuning musical instruments or adjusting the reception of radio or television signals.
