The term "exogenous cycle" refers to a cycle driven by external factors, as opposed to an endogenous one driven by internal factors. The word consists of four syllables, pronounced as /ɛksəʊdʒɛnəs saɪkəl/. The first syllable is "ex-" pronounced as /ɛks/, meaning "out" or "external". The second syllable "o-" is pronounced as /əʊ/ and is a connecting vowel. The third syllable "genous" is pronounced as /dʒɛnəs/, meaning "originating or produced from outside". The final syllable "cycle" is pronounced as /saɪkəl/, meaning "a complete sequence of events".
The term "exogenous cycle" refers to a pattern or rhythm that originates externally to the system being studied. It is a phenomenon in which the cycle is driven by factors or stimuli from the outside environment rather than being generated from within the system itself.
In various fields such as biology, economics, and sociology, exogenous cycles are observed and analyzed to understand how external factors influence or impact a system. These cycles can occur at different time scales, ranging from short-term to long-term patterns.
For example, in ecology, the population size of certain species might showcase an exogenous cycle as it fluctuates in response to changes in weather conditions, availability of resources, or predation pressure. Similarly, in economics, exogenous cycles may result from factors like government policies, market trends, or international trade patterns that affect business cycles and economic growth.
The concept of exogenous cycles is often contrasted with endogenous cycles, which are self-generated patterns within a system. While endogenous cycles arise from internal dynamics and feedback mechanisms, exogenous cycles are driven by external forces and are beyond the control of the system.
Studying exogenous cycles is crucial for understanding the complex interactions between a system and its surrounding environment. By identifying and analyzing these external influences, researchers gain insights into the behavior and dynamics of a system, enabling them to make predictions, design interventions, or formulate strategies to manage or control the effects of exogenous cycles.
• The sexual stage passed by the malarial parasite, or similar hematozoon, in the body of the invertebrate host.
• Sexual cycle of the hemoprotozoa, occurring in the non-vertebrate host.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "exogenous" originated from the Greek roots "exo" meaning "outside", and "genous" meaning "producing". It refers to something that is originating or coming from outside, rather than internally generated.
The term "cycle" comes from the Latin word "cyclus", which was derived from the Greek word "kyklos" meaning "circle" or "wheel". It describes a sequence of events or phenomena that repeat or occur in a predictable pattern.
Therefore, when we combine both words, "exogenous cycle" refers to a cyclical process or pattern that is caused or influenced by external factors rather than internal mechanisms.