What does DSI stand for?

Daily Sum Insured - Insurance (MARI)

Dairy Society International - Australia

Dalcroze Society Incorporated (SAUO)

Data Set Identifier

Data Stream Interface (SAUS)

Data Submitted Information (KSC)

Data Subscriber Interface

Data System Integration - NASA

Data Systems, Incorporated (SAUO)

Data Systems Inquiry (AABC)

Dead Sea Isaiah Scroll (BJA)

Decision Sciences Institute (EA)

Declassified Satellite Images (SAUO)

Decom Systems, Inc. (EFIS)

Deep Shock Insulin - Endocrinology (DAVI)

Defense Security Installation (SAUS)

Defense Simulation Internet - Army

Defense Systems Incorporated (SAUO)

Delivered Source Instructions

Delivery to Surgery Interval - Gynecology

Delta Solutions (EARSL)

Depression Status Inventory - Psychology (DB)

Deputy Superintending Inspector (HEAS)

DeSales Secular Institute (EA)

Design Science Institute

Desist - Telegraphy (PCTE)

Desktalk Systems, Inc.

Desmear Systems, Inc. - Commercial firm

Detailed Spectrum Investigation (SAUS)

Development Specialists, Inc. - Commercial firm

Development Systems, Inc. - Commercial firm

Dial Services Interface (SAUS)

Digital and Sequential Ignition - Automotive engineering

Digitally Sensed Image (DGA)

Digital Satellite Images (SAUO)

Digital Signal Interpolation (SAUS)

Digital Signal Processor - Computer science

Digital Solutions, Inc. (EFIS)

Digital Speech Interpolation - Telephone channels

Digital Speech Interpretation

Digital Speech Interruption (ACAE)

Digital Strain Indicator

Digital Subtraction Imaging - Cardiology (DAVI)

Directorate of Scientific Information Service (SAUS)

Directorate of Scientific Intelligence (SAA)

Direct Sample Insertion (SAUS)

Direct Support Item - Army

Discovery Systems, Inc. - Commercial firm

Disease Severity Index (SAUO)

Dislocation-Solute Interaction (SAUS)

Dissociative Surface Ionization - Organic chemistry

Distilled Spirits Institute - Later, DISCUS (EA)

Distilled Spirits Institute Inc. (SAUO)

Distribution Sciences, Inc. - Information service or system (IID)

Divisional Safety Inspector - Ministry of Agriculture, Fisheries, and Food - British

Division of Science Information - National Science Foundation (IID)

Division of Scientific Investigations - Support group of new drug applications (TPAL)

Dominion-Scottish Investments Ltd. - Toronto Stock Exchange symbol

Domini Social Index - Stock exchange term

Dont Say It (Write It) (SAUS)

Double Sandwich Indirect

Downey Financial - NYSE symbol

Down's Syndrome International (EA)

Dreyfus Strategic Government - NYSE symbol (SPSG)

Dreyfus Strategic Gvts - NYSE symbol

Drinking Straw Institute - Defunct (EA)

Drug-Seeking Index (MEDA)

DSI Process Systems - Commercial firm

Dual-Stage Inflation - Automotive safety systems

Dual-Stage Inflator - Automotive engineering

Dwelling Sculpture Institute - Defunct (EA)

Dynamic Side Impact - Automotive safety

Dynamic Skeleton Interface - Computer science (VERA)

Dynamic System Interchange (SAUS)

Dywidag-Systems International (EFIS)

Ilya Germanovskiy, North Miami Beach, FL - Manufacturer code for watercraft hull identification number (USCG)

Smithsonian Institution, Washington, DC - Library symbol - Library of Congress (LCLS)