A room or apparatus in which perishable things can be preserved without decay.(noun)
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Use "preservatory" in a sentence
"The male/female groupings were apparent from early on and Tina, who was most spectacularly genuinely herself, at least in comparison to the self-preservatory antics of others, was quickly eliminated, but managed, thankfully, to give Coolio a well deserved dressing down."
"It might also be considered a self-preservatory reflex by the writer."
"A ten-guinea gown may be sacrificed in half an hour, and the indolence of your disposition would lead you to prefer this sacrifice to the trouble of taking any preservatory precautions, or thinking about the matter at all."