abscissa
Noun
Meaning
One of the elements of reference by which a point, as of a curve, is referred to a system of fixed rectilineal coordinate axes.
Source: Webster's dictionarySynonyms
Antonyms
Hypernyms
Phrases with the word
Derivatives
Examples
A comparison of the four abscissa types typically used for infrared spectrometers.
In mathematical illustrations of two-dimensional Cartesian systems, the first coordinate (traditionally called the abscissa ) is measured along a horizontal axis, oriented from left to right.
For 3D diagrams, the names "abscissa" and "ordinate" are rarely used for x and y, respectively.
The abscissa represents the byte values 0-255 and the vertical axis is the 16-bit linear decoded value of μ-law encoding.
The words abscissa, ordinate and applicate are sometimes used to refer to coordinate axes rather than the coordinate values.