Lapse or lapsed may refer to:
Lapse, a social media platform Lapse and anti-lapse, in the law of wills Lapse rate, the rate that atmospheric pressure decreases with altitude Doctrine of lapse, an annexationist policy in British India The Lapse, a defunct American indie rock band Relapse, a medical term used in addiction treatment Lapsed (album), a 1997 album by Bardo Pond Lapsed power, a constitutionally granted power no longer in use Lapsed Catholic, a term for baptized Catholics who no longer practice Lapse (film), a 2023 Brazilian short film
See also Relapse (disambiguation) Time lapse (disambiguation) Lapse of Time, a 1982 Chinese novella by Wang Anyi Lapsed listener problem, a problem in object-oriented programming "Mere lapsed", a 1998 Estonian Eurovision song Lapseki, a town in Turkey lapse function in ADM formalism of General Relativity