endogenous

/en'dɔdʤinəs/

Thân thiện

A scientist studies endogenous growth factors in a plant cell.

Definition

1. Adjective:
   • Derived or originating internally: Describes something that originates from within an organism, system, or structure.
   • Of or resembling an endogen: In biology, relating to growth originating from deep within a structure, such as from the cambium layer in plants (a somewhat archaic botanical sense).

Usage and Examples

• Adjective:
  • The study focused on endogenous factors like genetics and hormones, rather than external influences.
  • Depression can sometimes be triggered by endogenous chemical imbalances in the brain.
  • In plants, endogenous growth occurs from tissues inside the stem.

Advanced Usage

• Endogenous variable: In economics and statistics, a variable whose value is determined by other variables within the system or model being studied.
  • In their economic model, consumer spending was treated as an endogenous variable.
• Endogenously (adverb): In an endogenous manner.
  • The substance is produced endogenously by the body.

Variants and Related Words

• Endogeny (noun): The condition of being endogenous; internal origin.
  • The endogeny of the process was confirmed by the experiment.
• Exogenous (adjective): The direct antonym, meaning originating from outside.
  • An exogenous shock to the economy, like a sudden oil price hike.

Synonyms

• Internal
• Intrinsic
• Internally derived

Related Phrases and Concepts

• Endogenous rhythm: A biological rhythm generated by an organism's internal "clock," such as the circadian rhythm.
  • Our sleep-wake cycle is driven by an endogenous rhythm.
• Endogenous retrovirus: A viral sequence that has become part of the host organism's genome through ancient infection and is now inherited.
  • Scientists study endogenous retroviruses to understand viral evolution and genome structure.

Học thuật

Adjective

1. derived or originating internally
2. of or resembling an endogen

Từ đồng nghĩa

• endogenic