Originating from within an organism, system, or process rather than from external sources.
From Greek 'endon' meaning within and 'genes' meaning born or produced. Coined in scientific contexts in the 19th century to distinguish internal from external origins of biological or economic phenomena.
Your body produces its own endogenous opioids called endorphins, which are chemically similar to morphine but made naturally during exercise, laughter, or stress. In economics, endogenous factors are those that arise from within a system, making them both harder to predict and more important to understand.
Complete word intelligence in one call. Free tier — 50 lookups/day.