si·nu·soid

(sī′nə-soid′, -nyə-)

1. Mathematics See sine curve.

2. Anatomy Any of the venous cavities through which blood passes in various glands and organs, such as the adrenal gland and the liver.

[Medieval Latin sinus, sine; see sine + -oid.]

si′nu·soi′dal (-soid′l) adj.

si′nu·soi′dal·ly adv.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sinusoid

(ˈsaɪnəˌsɔɪd)

1. (Anatomy) any of the irregular terminal blood vessels that replace capillaries in certain organs, such as the liver, heart, spleen, and pancreas

2. (Mathematics) another name for sine curve

adj

resembling a sinus

[C19: from French sinusoïde. See sinus, -oid]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

si•nus•oid

(ˈsaɪ nəˌsɔɪd)

n.

a curve described by the equation y=a sin x, the ordinate being proportional to the sine of the abscissa.

[1815–25]

si`nus•oi′dal, adj.

si`nus•oi′dal•ly, adv.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun	1.	sinusoid - tiny endothelium-lined passages for blood in the tissue of an organ passageway, passage - a path or channel or duct through or along which something may pass; "the nasal passages"
	2.	sinusoid - the curve of y=sin x sine curve undulation, wave - an undulating curve

Translations

ontelomainensinikäyrätiehyt

sinuskurva

si·nu·soid

n. sinusoide, conducto diminuto que lleva sangre a los tejidos de un órgano;

a. rel. a un sinus.

English-Spanish Medical Dictionary © Farlex 2012

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References in periodicals archive

Pronounced AQP1 immunohistochemical expression was detected on the surface of central vein and liver sinusoid of ND rats, presumably reacting with the endothelial cells lining the central vein and liver sinusoid.

Immunohistochemical Identification of AQP1 in Livers of the High-fat Diet Rats/Identificacion Inmunohistoquimica de AQP1 en Higados de Ratas con Dieta de Alto Contenido de Grasa

Four probing signal types were used: i) single rectangular pulse; ii) quasichirp (rectangular version of linear frequency modulation signal); iii) set of rectangular CW tonebursts with variable fill-in frequency and iv) CW sinusoid of variable frequency.

Ultrasonic Air Coupled Transducer Output Impedance Measurement Technique

So in order to not get the signals mixed up, the light is pulsed or modulated by a continuous-wave source, typically a sinusoid or square wave.

What is Time of Flight camera sensor and what does it do

In the case of a change in time t of the acting on the materials of the wire (cable) of the HHIT pulsed current [i.sub.p](t) according to the law of a damped sinusoid of the form

A CHOICE OF SECTIONS OF ELECTRIC WIRES AND CABLES IN CIRCUITS OF DEVICES OF HIGH-VOLTAGE HIGH-CURRENT IMPULSE TECHNIQUE

Maxima of annual sinusoid fall between June and July.

An evaluation of velocity estimates with a correlated noise: Case study of igs itrf2014 european stations

The variation in the ramp-to-ramp phase is almost linear in slow time (Inter-ramps: the DFT now occurs along each ramp in the distances profile obtained previously [5]), so that a sinusoid of constant frequency is produced.

Development of a Low-Cost, Short-Range Radar System to Measure Speed and Distance/Desarrollo de un Sistema Radar de Corto Alcance y Bajo Costo para Medicion de Velocidad y Distancia

3: Image that indicates Kupffercells in the blood sinusoid (arrow X400 (H&E).

Treatment effect of gum Arabic on liver of glycerol-treated white male rats (histological and histochemical study)

A good representation is a sinusoid with upper and lower peaks in July and January (Figure 4).

Chubby Checker and the "Fat Man" Do Permeance

What this means is a Fast Fourier Transform can decompose A-scans to yield a separate acoustic image for each sinusoid. There may be a dozen or more such images.

Advanced acoustic methods for locating flip chip faults: echoes can reveal otherwise elusive defects beneath the die

CoreWire Technology builds on Continuous Sinusoid Technology (CST), a method of stent manufacturing first introduced with Medtronic's Resolute Integrity DES, which molds one single strand of wire into a sinusoidal wave enabling a continuous range of motion.

U.S. Study for Medtronic Resolute Onyx drug-eluting stent begins

Quadrature sinusoid oscillators are widely used in orthogonal signal mixers, in PLLs and SSB modulators; some such oscillators based on various active devices, for example, voltage operational amplifier-VOA [9], CFOA [10,11], CDBA [12,13], CDTA [14], DDCC [15], CCCCTA [16], OTA [17], and DVCCTA [18,19], are reported.

Electronically tunable differential integrator: linear voltage controlled quadrature oscillator