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diametral

American  
[dahy-am-i-truhl] / daɪˈæm ɪ trəl /

adjective

  1. of a diameter.

  2. forming a diameter.


diametral British  
/ daɪˈæmɪtrəl /

adjective

  1. located on or forming a diameter

    diametral plane

  2. a less common word for diametric

"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

Other Word Forms

Etymology

Origin of diametral

1350–1400; Middle English < Medieval Latin diametrālis < Latin diametr ( os ) diameter + -ālis -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Example.—What is the diametral pitch of a wheel whose arc pitch is 11⁄2 inches?

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

To find the number of teeth contained in a wheel when the diameter and diametral pitch is given, multiply the diameter in inches by the diametral pitch.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

You would proceed as follows: Let the diameter of the pitch circle be 10 inches, and the diameter of the diametral pitch be 4 inches.

From Practical Mechanics for Boys by Zerbe, James Slough

The circumferential pitch is of course got by dividing the diametral pitch by π.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" by Various

On the other diametral side of the coupling the strain due to the key is exerted on the top face of the key.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

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