Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

sinusoidal

play
adjective si·nu·soi·dal \ˌsīn-yə-ˈsȯi-dəl, ˌsī-nə-\

Definition of sinusoidal

  1. :  of, relating to, shaped like, or varying according to a sine curve or sine wave <sinusoidal motion> <sinusoidal alternating current> <sinusoidal grooves>

si·nu·soi·dal·ly play \-dəl-ē\ adverb


1878

First Known Use of sinusoidal

1878


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

kittly-benders duvet pince-nez spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ