preserve against

preserve someone or something against something

to guard or protect someone or something against something. (Stilted or old-fashioned in reference to people.) I hope that the vaccine will preserve us against influenza. There is nothing in the jam to preserve it against spoilage.
See also: preserve
References in periodicals archive ?
The serum, a 'superfood' product for your skin and hair, provides a powerful blend that helps protect and preserve against environmental damage and the signs of aging.
Your art is audible, immodest: to preserve against time.
Tuesday first half day we expect negative dynamics to preserve against background of problems in Europe.
Khamkhian has managed to preserve against encroachment about 250 acres of lush, green forest atop the mountain, the only greenery visible amid vast tapioca fields that stretch as far as the eye can see.
might preserve against the background of the beginning of auctions by FED.