per·ma·nent
ˈpər-mə-nənt
ˈpərm-nənt
1
: continuing or enduring without fundamental or marked change : stable
the museum's permanent art collection
an accident causing permanent injury
2
a
: not easily removed, washed away, or erased : indelible sense 1a
permanent stains
b
: making marks that cannot easily be removed : indelible sense 1b
labeling boxes with permanent markers
permanentness
noun
: a long-lasting hair wave produced by mechanical and chemical means
called also permanent wave
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Merriam-Webster unabridged
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