Sinusoid

//ˈsaɪ.nə.sɔɪd// adj, noun

adj, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A curve having the shape of a sine wave.

    "Temperature during the week can be represented with a sinusoid."

  2. 2
    tiny endothelium-lined passages for blood in the tissue of an organ wordnet
  3. 3
    Any of several channels through which venous blood passes in various organs.

    "Ren et al. 36 insisted that human MSC can differentiate into hepatocyte-like cells but do not accelerate the capillarization and venularization of hepatic sinusoids, finally leading to the partial improvement of liver function in mice with CCl4-mediated chronic liver fibrosis."

  4. 4
    the curve of y=sin x wordnet
Adjective
  1. 1
    Sinusoidal.
  2. 2
    Characteristic of a sinus.

Synonyms

All synonyms
sine curvesine curve

Example

More examples

"Temperature during the week can be represented with a sinusoid."

Etymology

From the French sinusoïde, equivalent to sinus + -oid.

Related phrases

sine wave

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.