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periodicity

 - 4 dictionary results

pe⋅ri⋅o⋅dic⋅i⋅ty

[peer-ee-uh-dis-i-tee]
–noun
the character of being periodic; the tendency to recur at regular intervals.

Origin:
1825–35; < F périodicité. See periodic 1 , -ity
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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pe·ri·o·dic·i·ty   (pîr'ē-ə-dĭs'ĭ-tē)   
n.   pl. pe·ri·o·dic·i·ties
  1. The quality or state of being periodic; recurrence at regular intervals.

  2. The repetition of similar properties in chemical elements, as indicated by their positioning in the periodic table.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: pe·ri·od·ic·i·ty
Pronunciation: "pir-E-&-'dis-&t-E
Function: noun
Inflected Form: plural -ties
: the quality, state, or fact of being regularly recurrent or having periods periodicity of peptic ulcer is … characteristic of the disease—Journal of the American Medical Association>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

periodicity pe·ri·o·dic·i·ty (pĭr'ē-ə-dĭs'ĭ-tē)
n.

  1. The quality or state of being periodic; recurrence at regular intervals.

  2. The tendency of chemical elements to have similar properties when arranged according to their atomic number.

  3. The position of an element in the periodic table.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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