autogenous
/ɔ:'tɔdʤinəs/
Học thuậtThân thiện
Definition
- Adjective:
- Originating within the body: Describes something, such as a process, substance, or tissue, that is produced or generated from within the organism itself, without external introduction.
- Self-generated: More broadly, it can describe anything that is self-produced or arises from internal sources.
Usage Examples
- Adjective:
- The surgeon performed an autogenous bone graft, using bone from the patient's own hip.
- An autogenous vaccine is prepared from bacteria taken from the patient's own body.
Advanced Usage
- Autogenous Regulation: A biological process where a cell, gene, or pathway regulates itself.
- The gene exhibits autogenous regulation, controlling its own expression levels.
- Autogenous Ignition: A technical term for a substance igniting due to its own internal heat, without an external flame (also called spontaneous ignition).
- The pile of oily rags was a fire hazard due to the risk of autogenous ignition.
Variants and Related Words
- Autogenously (adverb): In an autogenous manner.
- The tissue healed autogenously.
- Autogenesis (noun): The supposed origin of life from non-living matter; abiogenesis. (Note: This is a related but distinct scientific term.)
- Autogenic (adjective): Often used interchangeably with "autogenous," especially in psychology ("autogenic training") and geology.
Synonyms
- Endogenous: Originating or produced from within an organism, tissue, or cell. (A very close synonym in biological contexts.)
- Self-generated: Produced by itself.
Antonyms
- Heterogenous: Originating outside the organism; derived from a different individual or species.
- Exogenous: Having an external cause or origin; originating from outside the organism.
Related Phrases / Technical Compounds
- Autogenous Welding: A welding process, such as oxy-fuel welding, where the heat of the flame is sufficient to melt the base metals together without the addition of a filler rod.
- Autogenous welding is often used for thin sheets of metal.
- Autogenous Vaccine: A vaccine created from the patient's own pathogens, cultured and then inactivated for therapeutic use.
Adjective
- originating within the body