C

• Ca - Carcinoma
• CA - Certification Authority
• CABG - Coronary arterial bypass graft
• CAD - Computer-Aided Design
• CAH - Chronic Active Hepatitis
• CAH - Congenital Adrenal Hyperplasia
• CAL - Client Access License
• CAM - Channel Access Method
• CAM - Computer Aided Manufacturing
• CAM - Controlled Attachment Module
• cAMP - cyclic adenosine monophosphate
• CAP - Carrier Amplitude Phase modulation
• CAPD - Continuous Ambulatory Peritoneal Dialysis
• CAPEX - CAPital EXpenditure
• CAPTCHA - Completely Automated Public Turing test to tell Computers and Humans Apart
• CAR - Committed Access Rate
• CARP - Cache Array Routing Protocol
• CAS - Central Authentication Service
• CAS - Channel Associated Signaling
• CASE - Computer-Aided Software Engineering
• CAT - computed axial tomography
• CATV - Community Antenna Television
• CAU - Controlled Access Unit
• CBAC - Context Based Access Control
• CBDS - Connectionless Broadband Data Service
• CBR - Constant Bit Rate
• CBWFQ - Class Based Weighted Fair Queuing
• CC - Call Control
• CCC - Clear Coded Channel
• CCD - Couple Charged Device
• CCE - Configuration Control Elements
• CCIE - Cisco Certified Internetwork Expert
• CCIS - Common Channel Interoffice Signaling
• CCITT - Consultative Committee on International Telegraphy and Telephones
• CCNA - Cisco Certified Network Associate
• CCP - Compression Control Protocol
• CCS - Cascading Style Sheet
• CCS - Common Channel Signaling
• CD - Carrier Detect
• CD - Compact Disc
• CD-I - Compact Disc - Interactive
• CD-R - Compact Disc - Recordable
• CD-ROM - Compact Disc-Read-Only Memory
• CD-RW - Compact Disc - Read Write
• CD-WO - Compact Disc - Write Once
• CD-WORM - Compact Disc - Write Once Read Many
• CD-XA - Compact Disc eXtended Architecture
• CDC - Centers for Disease Control and prevention
• CDDI - Copper Distributed Data Interface
• CDFS - Compact Disc File System
• CDMA - Code Division Multiple Access
• CDP - Cisco Discovery Protocol
• CDRM - Cross Domain Resource Manager
• CDV - Cell Delay Variation
• CDV - Compressed Digital Video / Compact Disc Video
• CDVT - Cell Delay Variation Tolerance
• CDWFQ - Called Distributed Weighted Fair Queuing
• CE - Consumer Electronics
• CEA - Carcinoembryonic antigen
• CEI - Connection Endpoint Identifier
• CELP - Code Excited Linear Prediction
• CEO - Chief Executive Officer
• CEP - Certificate Enrollment Protocol
• CEPS - Common Electronic Purse Specifications - Visa Europay (r)
• CER - Cell Error Ratio
• CERN - Conseil Européenne pour la Recherche Nucléaire
• CES - Circuit Emulation Service
• CF - Cystic fibrosis
• CFL - Compact Fluorescent Lamp
• CFO - Chief Financial Officer
• CGA - Color Graphics Array
• CGI - Common Gateway Interface
• CGM - Computer Graphics Metafile - File System
• cGMP - Cyclic guanosine monophosphate
• CH - C-Shell
• CHAP - Challenge Handshake Authentication Protocol
• ChE - Cholinesterase
• CHF - Congestive heart failure
• CI - Confidence interval
• CICS - Customer Information Control System
• CID - Caller Identification
• CID - Channel ID
• CIDR - Classless Inter Domain Routing
• CIM - Common Information Model
• CIP - Channel Interface Processor
• CIR - Committed Information Rate - comment
• CIS - Copper Indium Selenide
• CISC - Complex Instruction Set Computing
• CISCO - San Francisco - 1984
• CIX - Commercial Internet eXchange
• CJD - Creutzfeldt-Jakob disease
• CK - Creatine kinase
• CLEC - Competitive Local Exchange Carrier
• CLI - Caller Line Identification
• CLI - Command Line Interface
• CLID - Calling Line Identification
• CLIE - Communication, Link, Information and Entertainment - Sony (r)
• CLIP - Calling Line Identification Presentation
• CLIR - Calling Line Identification Restriction
• CLL - Chronic lymphocytic leukemia
• CLNP - Connectionless Network Protocol
• CLNS - Connectionless Network Service
• CLP - Cell Loss Priority
• CLR - Certificate Revocation List
• CLSI - Cisco Link Services Interface
• CLTP - Connectionless Transport Protocol
• CMI - Coded Mark Inversion
• CMIP - Common Management Interface Protocol
• CMIS - Common Management Information Services
• CML - Chronic myelocytic leukemia
• CMMI - Capability Maturity Model Integration
• CMML - Chronic myelomonocytic leukemia
• CMNS - Connection-Mode Network Service
• CMOL - CMIP Over Link Layer
• CMOS - Complementary Metal Oxide Semiconductor
• CMOT - CMIP Over TCP-IP
• CMP - Container Managed Persistence
• CMPT - Common Management Information and Services Protocol over TCP
• CMS - Content Management System
• CMS - Conversational Monitor System -
• CMT - Common Mode Termination
• CMT - Container Managed Transactions
• CMTS - Cable Modem Termination System
• CMV - Cytomegalovirus
• CMYK - Cyan Magenta Yellow blacK
• CNA - Cisco (r) Networking Academies
• CNID - Calling Party Name Identification - IP Telephony
• CO - Carbon monoxide
• CO - Cardiac output
• CO2 - Carbon diOxide
• COBOL - COmmon Business Oriented Language
• CODEC - COder DECoder
• COGS - Cost Of Goods Sold
• COLD - Chronic Obstructive Lung Disease
• COM - Commercial Business
• COM - Component Object Model
• COPD - Chronic Obstructive Pulmonary Disease
• COPS - Common Open Policy Service
• CORBA - Common Object Request Broker Architecture
• COREL - COwpland REsearch Labs
• COS - Class Of Service
• COSE - Common Opened System Environment
• COTS - Commercial Off-The-Shelf
• COX-1 - Cyclooxygenase 1
• COX-2 - Cyclooxygenase 2
• CP - Control Point
• CP-M - Control Program for Microcomputers
• CPAP - Continuous Positive Airway Pressure
• CPCS - Common Part Convergence Sublayer
• CPI - Character Per Inch
• CPK - Creatine Phosphokinase
• CPR - Cardiopulmonary resuscitation
• CPU - Central Processing Unit
• CR - Carriage Return
• CR - Complete Remission
• CR-LDP - Constrain-based Routing Label Distribution Protocol
• CRC - Cyclic Redundancy Check
• CREST - Calcinosis Raynaud Esophagus Sclerosis Teleangiectasiae
• CRF - Corticotropin Releasing Factor
• CRH - Corticotropin Releasing Hormone
• CRM - Customer Relationship Management
• CRP - C-reactive protein
• CRT - Cathode Ray Tube
• CS - Carrier Selection
• CS - Ceasarean Section
• CS - Convergence Sublayer
• CS-ACELP - Conjugate Structure Algebraic CELP
• CS-PDU - Convergence Sublayer Packet Data Unit
• CS-SLIP - Compressed Serial Link Internet Protocol
• CsA - Cyclosporin A
• CSF - Cerebrospinal fluid
• CSI - Called Subscriber Identification
• CSM - Cabling System Manager
• CSMA-CA - Carrier Sense Multiple Access with Collision Avoidance
• CSMA-CD - Carrier Sense Multiple Access with Collision Detection
• CSMA-CR - Carrier Sense Multiple Access with Collision Resolution
• CSP - Concentrating Solar Power
• CSPDN - Circuit-Switched Public Data Network
• CSRP - Customer Synchronized Resource Planning
• CSS - Cascading Style Sheets
• CSS - Content Scramble System
• CSTA - Computer Supported Telecommunications Applications
• CSU - Channel Service Unit
• CSV - Comma Separated Value
• CT - Clock Time
• CT - computed axial tomography
• CTD - Cell Transfer Delay
• CTI - Computer Telephony Integration
• CTO - Chief Technical Officer
• CTS - Clear To Send
• CUG - Closed User Group
• CUT - Control Unit Terminal
• CVA - Cerebrovascular Accident
• CVID - Common Variable Immunodeficiency
• CVP - Central Venous Pressure
• CVSD - Continuously Variable Slope Delta modulation
• CW - Covered Warrant
• CXML - Commerce Extensible Markup Language