Pronunciation: /priːˈtriːt/
verb to treat or prepare something in advance or beforehand
A1 Before washing the clothes, it is important to pretreat any stains.
A2 She pretreated the wood before painting it to ensure the color would adhere properly.
B1 The dentist will pretreat your teeth with a special solution before starting the whitening procedure.
B2 In order to achieve the best results, it is recommended to pretreat the fabric before applying the dye.
C1 The technician pretreated the sample with a chemical solution to prepare it for analysis under the microscope.
C2 Before conducting the experiment, the scientists pretreated the cells to remove any contaminants that could affect the results.
formal The fabric needs to pretreat before dyeing to ensure the color is even.
informal Make sure you pretreat the stain before throwing it in the wash.
slang I always pretreat my sneakers before wearing them to keep them looking fresh.
figurative It's important to pretreat your mind with positive thoughts before facing a challenging situation.
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