tone deafness

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tone deafness

Etymology: Gk, tonos, stretching; AS, deaf
an inability to detect the pitch or changing pitch of a musical note or a voice change.

amusia

The preferred term for the inability to distinguish among different musical notes, making it impossible to sing or play a musical instrument; tone deafness.

Amusia
Sensory amusia—The external input is defective, due to either:
• Inability to read musical notation (musical alexia, music blindness, musical blindness, note blindness, receptive amusia); or
• Inability to interpret musical sounds (a condition for which the term tone deafness is most appropriate).
 
Motor amusia—The internal component or ability to generate music is defective, divided into:
• Vocal amusia; and
• Instrumental amusia.

tone deafness

The inability to detect differences in musical sounds.
Synonym: asonia
See also: deafness
References in periodicals archive ?
Mumbles, voiced by Elijah Wood, is cast out for being tone deaf, in Happy Feet' Mumble's heartsong comes from his tapping feet rather than his beak
But she didn't seem to mind tone deaf X Factor reject Wagner trying his luck.
He's very, very tone deaf," she said of his decision to take a break from the Beltway, adding: "I wouldn't if I were he, especially not to Martha's Vineyard.
Born to Shine ITV1, 8pm It's relatively easy to see why some members of the public insist on auditioning for The X Factor, despite being apparently tone deaf - it's a way to get on the TV.
Skill doesn't seem to come into it either - instead, the winner could be tone deaf as long as they can remember the words while doing something utterly bonkers at the same time.
Sadly, those who are tone deaf and can't keep in tempo are the ones who are wasting the judges' time.
At the end of the test the results tell you if you are tone deaf or not.
These acts should have been mindblowing once we had lost those with two left feet, the tone deaf and the misguided who seem to flock to shows like these.
Featuring the voices of Elijah Wood, Robin Williams, Nicole Kidman and Brittany Murphy, it tells the delightful story of a tone deaf emperor penguin who loves to tap dance.
But now the six foot, tone deaf penguin needs a new place to live.
Some relief could be at hand for the tone deaf among us, after research at Newcastle University showed that lack of musical ability can be blamed on the make-up of your brain.
Dream on - she's tone deaf and looks like Michelle McManus before the diet.