Castigliano's theorem

noun Cas·ti·glia·no's theorem \ ¦kästᵊl¦yä(ˌ)nōz- , ¦kas- \

Definition of Castigliano's theorem

: a theorem in structural mechanics: when an external force is applied at any point of a structure composed of rigidly connected elastic members the resulting internal work throughout the structure is equal to the product of the force by the displacement of the point of application in the direction of the force and the derivative of the internal work with respect to either factor thereof is equal to the other factor

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!
Already a subscriber? Log in.

Origin and Etymology of castigliano's theorem

after Carlo Alberto Castigliano †1884 Italian engineer


Seen and Heard

What made you want to look up Castigliano's theorem? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

of very fine texture or delicate form

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!