centroid

[sen-troid]

noun

1. Mechanics.,  the point that may be considered as the center of a one- or two-dimensional figure, the sum of the displacements of all points in the figure from such a point being zero.

2. Also called median point. Geometry.,  that point where the medians of a triangle intersect.

centroid

/ ˈsɛntrɔɪd /

noun

1. 1. the centre of mass of an object of uniform density, esp of a geometric figure

   2. (of a finite set) the point whose coordinates are the mean values of the coordinates of the points of the set

Other Word Forms

• centroidal adjective

Word History and Origins

Origin of centroid¹

First recorded in 1875–80; centr- + -oid

Example Sentences

Genes and centroids used for Lund subtype label assignment.

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Green asterisks indicate the centroid position of each cell on day 1.

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They looked for a particular signature known as a moving centroid: an off-center point of light that could be created only by an eclipsing binary, not by a planet.

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When this binary blinks out as one star crosses the other, the center of the light in the field of view should shift over to the side, creating a signature called a moving centroid.

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For the pre-processing required by PICNIC’s hidden Markov model, we used a Bayesian model to estimate cluster centroids for each SNP.

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