autogenous

• POS: Adjective
• HYPHEN: au=tog=e=nous

CIDE DICTIONARY

autogenous, a. [Gr. ; self + root of to be born.].

•  Self-generated; produced independently.  [1913 Webster]
•  Developed from an independent center of ossification.  Owen.  [1913 Webster]
•  Autogenetic.  [Webster 1913 Suppl.]

Autogenous soldering, the junction by fusion of the joining edges of metals without the intervention of solder.

OXFORD DICTIONARY

autogenous, adj. self-produced.

Idiom

autogenous welding a process of joining metal by melting the edges together, without adding material.