Definition of strophoid
: a plane curve that is generated by a point whose distance from the y-axis along a variable straight line which always passes through a fixed point is equal to the y-intercept and that has the equation ρ = α(sec θ ± tan θ) in polar coordinates
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!
Origin and Etymology of strophoid
French strophoïde, from Greek strophos twisted band (from strephein to twist) + French -oïde 2-oid — more at strophe
Seen and Heard
What made you want to look up strophoid? Please tell us where you read or heard it (including the quote, if possible).