Definition of "modulus" [‖Mod•u•lus]

• Physics A quantity that expresses the degree to which a substance possesses a property, such as elasticity. (noun)
• Mathematics The absolute value of a complex number. (noun)
• A number by which two given numbers can be divided and produce the same remainder. (noun)
• The number by which a logarithm in one system must be multiplied to obtain the corresponding logarithm in another system. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For example, the semantic constraint of the function "modulus" is an integer."
• "In the lower part, the Young’s modulus is half that of the upper part."
• "The transverse strength is also called modulus of rupture."