homeostasis
UK[ˌhəʊ.mi.əʊˈsteɪ.sɪs]US[ˌhoʊ.mi.oʊˈsteɪ.sɪs]
n
The process by which a living thing or a cell keeps its internal conditions stable, such as its temperature or the amount of water in it, despite changes in its environment.
Morpheme Breakdown
homeo
stasis
homeo
similar
stasis
standing still
Etymology
The term 'homeostasis' is a modern scientific coinage, constructed in the 20th century from ancient Greek components to describe a fundamental biological principle. The first element, homeo-, derives from the Greek for 'similar', suggesting a tendency toward sameness. The second element, -stasis, comes from the Greek for 'standing' or 'stoppage', implying a state of balance or equilibrium. Literally meaning 'a standing still in similarity', the word elegantly captures the concept of an organism actively maintaining a constant internal state despite external fluctuations. It was popularized by the physiologist Walter Bradford Cannon, who formalized the concept to describe the self-regulating processes essential for life.
Analysis
Structure: homeo (similar) + stasis (standing still)
homeo: From Greek homoios, meaning 'like, similar, same'. It functions as a combining form indicating sameness or resemblance.
stasis: From Greek stasis, meaning 'a standing, posture, position; a state of equilibrium'. It functions as a noun-forming element indicating a state or condition.
Examples
The human body maintains homeostasis through mechanisms like sweating to cool down and shivering to generate heat.
Kidney function is crucial for fluid and electrolyte homeostasis.
Disruption of hormonal homeostasis can lead to various metabolic diseases.