[ ree-ten-tiv-i-tee ]
/ ˌri tɛnˈtɪv ɪ ti /


the power to retain; retentiveness.
Electricity. remanence.
Magnetism. the ability to retain magnetization after the removal of the magnetizing force.

Origin of retentivity

First recorded in 1880–85; retentive + -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for retentivity

  • Hardened steel has a high degree of retentivity, while soft iron retains but little magnetism.

    Physics|Willis Eugene Tower
  • Name an object whose usefulness depends upon its retentivity.

    Physics|Willis Eugene Tower

British Dictionary definitions for retentivity


/ (ˌriːtɛnˈtɪvɪtɪ) /


the state or quality of being retentive
physics another name for remanence
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

Science definitions for retentivity


[ rē′tĕn-tĭvĭ-tē ]

See remanence.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.