pitch

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pitch

 [pich]
1. a dark, more or less viscous residue from distillation of tar and other substances.
2. any of various bituminous substances such as natural asphalt.
3. a resin from the sap of some coniferous trees.
4. the quality of sound dependent on the frequency of vibration of the waves producing it.

pitch

(pich),
A resinous substance obtained from tar after the volatile substances have been expelled by boiling.
Synonym(s): pix
[L. pix]

pitch

(pich)
Auditory perception of tone on a scale ranging from low to high, based on the frequency of vibration of the object emitting the tone. For the human voice, pitch relates to frequency of vibration of the vocal folds.
See: voice, frequency
[L. pix]

Patient discussion about pitch

Q. What causes high pitch ringing in one ear?

A. I never knew that about Iron. Thank you F3_4u

More discussions about pitch
References in periodicals archive ?
He "had to feel his way along the 'pitch-dark' hallway, where he stumbled upon an elderly woman two doors from where the fire had started." The woman did not want to leave, but Turner "pulled her to the floor, and they tried to crawl out." He lost his way, but when he began calling for help "a police officer heard him and shined his flashlight on the exit sign." Turner carried the woman down the stairs and out of the building.
The Desert Island is staged in a pitch-dark theatre in an unlit basement where members of the audience have to be led blindly to their seats by ushers.
To back the international claim, Canadian Tom Stade will be kicking things off from September 6 and 7, a man said to have a happy-golucky exterior that conceals a pitch-dark wit.
In these, single figures (or occasionally small groups) captured in midmovement or at the climax of a pose appear isolated and luminous, spotlighted in pitch-dark surroundings: A man spins the wheels of a bicycle as it seems to climb an invisible 6o-degree hill; another hangs agonizingly upside down from a pole; a third, elderly man focuses every ounce of his attention on a ball he's juggling (all works untitled).
Think about having to use them in pitch-dark or smoky conditions.
With inimitable pub power, the innkeeper, whose menu does not include a Wiener Schnitzel, puts the Viennese scholar to sleep with his harangue and does not offer him the key until it has become pitch-dark. One feels like putting this man on the couch.
Out Thursday With this standalone thriller the creator of the Harry Hole series has provided another satisfying slice of pitch-dark police fiction.