SEP

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Abbreviations

Sep., a common abbreviation for September
Septentrional (borrowed from Latin meaning northern, or pertaining to the north)

Template:ORP, a Polish Navy submarine until 1972
Template:ORP, a Polish Navy submarine
Splitterskyddad EnhetsPlattform, a Swedish armoured fighting vehicle
Special Intelligence Patrols, a Danish Long Range Reconnaissance Patrol unit from 1959 to 1994
Systems Enhancement Package, a modernization program for the M1A2 Abrams

Polyestriol phosphate, an estrogen medication
Signaling End Point, in telecommunications switching
Solar Electric Propulsion, of a spacecraft
Solar energetic particles
Somatosensory evoked potential, brain activity from touch
Stanford Exploration Project, for seismic imaging of the Earth
Standard electrode potential
Strong equivalence principle, in General Relativity physics
IS-1 Sęp, a 1947 Polish glider
Somatic Experiencing Practitioner, a title used in a form of alternative psychotherapy
sORF-encoded protein (SEP), also known as microprotein
Specific excess power (SEP), aerodynamic concept used in calculating the flight envelope

Stanford Encyclopedia of Philosophy
SEP-IRA, a US pension
Sęp, Świętokrzyskie Voivodeship, a village in Poland
SEP Burundi (Société d'Entreposage Pétrolier au Burundi), an oil storage company
Somebody else's problem
Standard-essential patent, for an invention needed to meet a standard
Syringe exchange program or needle exchange
Summer Enrichment Program (University of Colorado), for gifted children
Society for European Philosophy, an academic society for the study of Continental philosophy