To seal (something) again (in any sense of "apply a seal to").(verb)
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Use "reseal" in a sentence
"Someone please tell me? discovered at LAX - apparently you can "reseal" water bottles with the included "cap" sign o 'times; coming out of a meeting, I stuck my head inside Keller Williams Westside Realty and Escrow and Mortgage - not a single human there found suppositories package in medicine cabinet; I know it's technically correct, but that warning sounds a little ..."
"It is a bid to "reseal" the Common Foreign and Security Policy (CFSP), traditionally an exclusive domain of national capitals, parts of which seemed to have leaked to the European Commission in the first half of this decade."
"There is an inner tank, however, that is welded and may be difficult to enter & reseal to effect repairs, as it is of fairly thin material."