plural of concordia diagram

plural of Wetherill diagram

(geology, geochronology) Any of several types of diagram, used in connection with uranium–lead dating, in which each axis encodes differently sourced information about the radiometric age of the mineral being dated.

(geology, geochronology) A type of concordia diagram, used in the context of uranium–lead dating, whose axes are the ratios ²⁰⁶Pb/²³⁸U and ²³⁷Pb/²³⁵Pb.

plural of force diagram

Synonym of free body diagram

(astronomy) A graphic representation of the absolute magnitude of stars against their color (or surface temperature), which shows the main sequence of stars plus the white dwarfs and red giants.

A type of flow chart; a description of data and the manual and machine processing performed on the data as it moves and changes from one stage to the next. It also includes the locations where the data are placed in permanent storage (disk, tape, etc.)

Alternative spelling of entity-relationship diagram

plural of entity relationship diagram