sinusoid

noun

si·​nu·​soid ˈsīn-yə-ˌsȯid How to pronounce sinusoid (audio)
ˈsī-nə-
1
2
[New Latin sinus] : a minute endothelium-lined space or passage for blood in the tissues of an organ (such as the liver)

Word History

Etymology

Medieval Latin sinus sine

First Known Use

1823, in the meaning defined at sense 1

Time Traveler
The first known use of sinusoid was in 1823

Dictionary Entries Near sinusoid

Cite this Entry

“Sinusoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sinusoid. Accessed 14 Apr. 2024.

Medical Definition

sinusoid

noun
si·​nu·​soid ˈsī-n(y)ə-ˌsȯid How to pronounce sinusoid (audio)
: a minute endothelium-lined space or passage for blood in the tissues of an organ (as the liver)
sinusoidal adjective
sinusoidally adverb

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