air-hardening
chiefly Metallurgy
adjective
Designating a substance which hardens on exposure to air, especially steel which was cooled by a blast of air rather than by quenching during manufacture; relating to or characteristic of such a substance.
Origin
Early 20th century; earliest use found in Journal of the Franklin Institute.
- unhappiness
- unhappy
- unharmed
- unharmful
- unharmonious
- unharness
- unhasp
- refoundation
- refounder
- refoundress
- refount
- refract
- refractable
- refracted angle
- refractedly
- refracter
- refractile
- refractility
- refracting angle
- refracting telescope
- refraction
- refractional
- refraction circle
- refraction error
- refraction index