transition diagram; trend diagram
Technical term used in fields such as statistics, data analysis, and engineering to visually represent changes over time or state transitions.
This trend diagram shows the population change over the past ten years.
It is easier to understand the system's states when represented as a transition diagram.
チャート is a broad term for charts, often used in business contexts; 推移図 is more technical and less common in everyday language.
Compound of 推移 (transition, change) and 図 (diagram, figure). The exact historical derivation is uncertain, but the term follows standard Sino-Japanese word formation patterns.