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perlocution
Perm
perm
permaculture
permafrost
permanence
permanent
permanent hardness
permanent health insurance
permanent-income hypothesis
permanent-income savings motive
permanent load
permanent magnet
permanent press
permanent set
permanent tooth
permanent wave
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permease
per·me·ase [ púrmee àyss, púrmee àyz ] (plural per·me·ases)


noun 
Definition:
 
enzyme: a protein in bacterial cell membranes that allows a solute to enter the cell
[Mid-20th century. <permeate]
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