Autogenous

self-produced; self-generated.
physiology. pertaining to substances generated in the body.
metallurgy. self-fused, without the addition of solder or the application of an adhesive:
an autogenous weld between two pieces of the same metal.
historical examples

this apparatus is supplied on a trolley for use in autogenous soldering or welding.
acetylene, the principles of its generation and use f. h. leeds

the tubing and castings are joined together by hard soldering, brazing or autogenous welding.
aviation engines victor wilfred pag

not quite so spectacular but every bit as useful is the autogenous welding by means of these magic wands.
the boy’s book of new inventions harry e. maule

autogenous is defined as “self produced,” or independent of outside materials.
the boy’s book of new inventions harry e. maule

these last may be autogenous delusions or thoughts about actual events which precipitated the psychosis.
benign stupors august hoch

the final proof was the cure of the patient by an autogenous vaccine made of the offending microbe.
the treatment of hay fever george frederick laidlaw

one author dwelt on the superiority of autogenous vaccines but admits that occasionally stock vaccines are indicated.
the propaganda for reform in proprietary medicines, vol. 2 of 2 various

the fifth reference specifically states that the vaccine must be autogenous.
the propaganda for reform in proprietary medicines, vol. 2 of 2 various

dissolved acetylene is also very useful for acetylene welding or autogenous soldering.
acetylene, the principles of its generation and use f. h. leeds

the soldering is autogenous (as in the lead chambers at vitriol works).
scientific american supplement, no. 598, june 18, 1887 various

adjective

originating within the body compare heterogenous
denoting a vaccine made from bacteria obtained from the patient’s own body

self-generated; self-produced
denoting a weld in which the filler metal and the parent metal are of similar composition
adj.

“self-generated,” 1846, earlier autogeneal (1650s), from greek autogenes “self-produced,” from autos “self” (see auto-) + genes “formation, creation” (see genus). modern form and biological use of the word said to have been coined by english paleontologist richard owen (1804-1892).

autogenous au·tog·e·nous (ô-tŏj’ə-nəs) or au·to·gen·ic (ô’tə-jěn’ĭk)
adj.

of or relating to autogenesis; self-generating.

of or relating to vaccines prepared from bacteria obtained from the infected person.

au·tog’e·nous·ly adv.