Definition
The science and technology of metals, including their extraction from ore, their physical and chemical properties, and the methods used to refine, alloy, shape, heat-treat, and test them for specific applications.
Plain English
The study of metals -- where they come from, how they behave, and how to work with them so they perform the way you need them to.
Context Anchor
Seen in aircraft maintenance, materials, welding, heat treatment, and structural repair discussions.
Derivation
From the Greek 'metallon' (mine, metal) plus '-logy' (study of). Literally 'the study of metals.' The word originally referred to mining and extracting metals from the earth, and over time grew to cover everything done with metals after that.
Why Pilots Care
Correct application of metallurgy principles ensures aircraft parts maintain strength and resist fatigue or corrosion under flight loads.
Example Sentence 1
An understanding of metallurgy helps a technician choose the correct rivet alloy when making a structural skin repair.
Example Sentence 2
Understanding metallurgy helped the mechanic select the right heat treatment for the aluminum skin repair.