| C&R | Corrections and Removals 
| Others |
| C/R | Commutation Rate
| Others |
| C/R | Control/Response indication bit
| Others |
| CR | 51Cr red cell survival
| Others |
| CR | C receptor
| Others |
| CR | Cafe Racer
| Others |
| CR | Calculus Removal
| Others |
| CR | Caledonian Railways
| Others |
| CR | California Reporter
| Others |
| CR | Caloric Restriction
| Others |
| CR | Calorie Restricted
| Others |
| CR | Calorie Restriction
| Others |
| CR | Camera Ready
| Others |
| CR | Cancer Registry
| Others |
| CR | Cancer Reviews
| Others |
| CR | Candidate Recommendation
| Others |
| CR | Cannabis Regulations
| Others |
| CR | Canned Response
| Others |
| CR | Card Rate
| Others |
| CR | Card Reader
| Others |
| CR | Cardiac Rate
| Others |
| CR | Cardiac Resuscitation
| Others |
| CR | Cardiac Rhythm
| Others |
| CR | Cardiac Rupture
| Others |
| CR | Cardinal Ratings
| Others |
| CR | cardiorespiratory
| Others |
| CR | Carnivorous Raptor
| Others |
| CR | Carolina Region
| Others |
| CR | Carriage Return
| Others |
| CR | Carrier Route
| Others |
| CR | Case Record
| Others |
| CR | Cash Receipts
| Others |
| CR | Catastrophe Reaction
| Others |
| CR | Catch and Remove
| Others |
| CR | Cathode Ray
| Others |
| CR | Cauchy Riemann
| Others |
| CR | Celebrate Recovery
| Others |
| CR | Cell Reference
| Others |
| CR | Center referee
| Others |
| CR | Central Railway
| Others |
| CR | Central Railways
| Others |
| CR | Central Ray
| Others |
| CR | Central Register
| Others |
| CR | Centralized Remapping
| Others |
| CR | Centre of Resistance
| Others |
| CR | Cerebral Ridge
| Others |
| CR | Cerebrovascular Reactivity
| Others |
| CR | Certification Requirement
| Others |
| CR | Certified Reflexologist Quackery
| Others |
| CR | Cervical Radiculopathy
| Others |
| CR | Challenge Rating
| Others |
| CR | Championship Record
| Others |
| CR | Change Request
| Business, Document |
| CR | Change Requests
| Others |
| CR | Charge De Recherche
| Others |
| CR | Charles Reigns
| Others |
| CR | Charles River (Boston)
| Others |
| CR | Chemical Recovery
| Others |
| CR | Chemical Report
| Others |
| CR | Chemically Resistant
| Others |
| CR | Chemokine Receptor
| Others |
| CR | chemoradiation
| Others |
| CR | chest & right arm
| Others |
| CR | Chest Radiograph
| Others |
| CR | Chicago Rawhide
| Others |
| CR | Chicken Run
| Others |
| CR | Chief Referee
| Others |
| CR | Chief Resident
| Others |
| CR | Child Resistant
| Others |
| CR | Children's Rights
| Others |
| CR | Chincharini And Rood
| Others |
| CR | Chloroquine Resistant
| Others |
| CR | Chocolate Rain
| Others |
| CR | Christopher Ryan
| Others |
| CR | Chrominance Red
| Others |
| CR | Chromium
| Element |
| CR | Chronic Rejection
| Others |
| CR | Chrono Rattra
| Others |
| CR | Chylomicron Remnant
| Others |
| CR | Circadian Rhythm
| Others |
| CR | Citizen Radio
| Others |
| CR | Civil Rules of the Superior Court
| Others |
| CR | Claim Refund
| Others |
| CR | Claims Representative
| Others |
| CR | Class Rating
| Others |
| CR | Class Representative
| Others |
| CR | Class Ring
| Others |
| CR | Classroom
| Others |
| CR | Clinical Record
| Others |
| CR | Clinical records
| Others |
| CR | Clinical Remission
| Others |
| CR | Clinical Resident
| Others |
| CR | Clinical Response
| Others |
| CR | Close Range
| Others |
| CR | Closed Reduction
| Others |
| CR | Clot Retraction
| Others |
| CR | Club Racer
| Others |
| CR | Club Racing
| Others |
| CR | Coaches Recommendation
| Others |
| CR | cockroach antigen
| Others |
| CR | Code Red
| Others |
| CR | Code Release
| Others |
| CR | Code Review
| Others |
| CR | Coding Repeat
| Others |
| CR | coefficient of fat retention
| Others |
| CR | Coefficient of Retraction
| Others |
| CR | Cognitive Rehabilitation
| Others |
| CR | Cohn Rosenberger
| Others |
| CR | Collaborations Results
| Others |
| CR | Collection Report
| Others |
| CR | Collection Research
| Others |
| CR | Collins Radio
| Others |
| CR | Colon Resection
| Others |
| CR | Color Raw
| Others |
| CR | colorectal
| Others |
| CR | Columbia Resin
| Others |
| CR | Columbia River
| Others |
| CR | Comfort Room
| Others |
| CR | Comfortable Runabout
| Others |
| CR | Command Response
| Others |
| CR | Commercial Register
| Others |
| CR | Communications Range
| Others |
| CR | Communications Requirements
| Others |
| CR | Community Radio
| Others |
| CR | Community Residence
| Others |
| CR | Compact Radius
| Others |
| CR | Compact Reference
| Others |
| CR | Compact Rifle
| Others |
| CR | Companies Registry
| Others |
| CR | Compassionate Revolution
| Others |
| CR | Complement Receptor
| Others |
| CR | Complete Regression
| Others |
| CR | Complete Remission
| Others |
| CR | Complete Response
| Others |
| CR | Complete Revascularisation
| Others |
| CR | Compression Ratio
| Others |
| CR | Compte Rendus
| Others |
| CR | Computed Radiography
| Others |
| CR | Computerised Record
| Others |
| CR | Computerized Radiography
| Others |
| CR | Concentration Ratio
| Others |
| CR | Conception Rate
| Others |
| CR | Conditional Response
| Others |
| CR | Conditioned Reflex
| Others |
| CR | Conditioned Response
| Others |
| CR | Conductance Ratio
| Others |
| CR | Conference Record
| Others |
| CR | Conference Room
| Others |
| CR | Confidence Range
| Others |
| CR | Configuration Review
| Others |
| CR | Congo red
| Others |
| CR | Congressional Record
| Others |
| CR | Connection Request
| Others |
| CR | Conrail
| Others |
| CR | Conrail Railroad Reporting Mark
| Others |
| CR | Conservation Restriction
| Others |
| CR | Conserved Region
| Others |
| CR | Constraint Rules
| Others |
| CR | Constructed Response
| Others |
| CR | Construction Recruit
| Others |
| CR | Consumer Reports
| Others |
| CR | Content Router
| Others |
| CR | Contents Router
| Others |
| CR | Continuing Resolution
| Others |
| CR | Continuous Recruitment
| Others |
| CR | continuous release Pharmacology
| Others |
| CR | contract-relax method
| Others |
| CR | Contractile Ring
| Others |
| CR | Contrast Reagent
| Others |
| CR | Control Rats
| Others |
| CR | Control Region
| Others |
| CR | Control Risk
| Others |
| CR | Control Room
| Others |
| CR | Controled Release
| Others |
| CR | Controlled Release
| Others |
| CR | Conventional Recoil
| Others |
| CR | Conversion Rate
| Others |
| CR | Conversion Ratio
| Others |
| CR | Cooling Rate
| Others |
| CR | Core Requirement
| Others |
| CR | Corneal Reflex
| Others |
| CR | Corona Resistant
| Others |
| CR | Coronary Reserve
| Others |
| CR | Coronary Risk
| Others |
| CR | Corpse Retreival
| Others |
| CR | Corrosion Resistant
| Others |
| CR | Corticosteroid Resistant
| Others |
| CR | Cost Reduced
| Others |
| CR | Counselor in Residence
| Others |
| CR | Counter Receipt
| Others |
| CR | counterrotation
| Others |
| CR | Country Road
| Others |
| CR | County Road
| Others |
| CR | Courageously Rapturous
| Others |
| CR | Course Reader
| Others |
| CR | CR refers
| Others |
| CR | cranial
| Others |
| CR | Crash Ride
| Others |
| CR | Crazy
| Others |
| CR | Cream
| Others |
| CR | Create and Replace
| Others |
| CR | creatinine
| Others |
| CR | Credit Received
| Others |
| CR | Credit Record
| Others |
| CR | Credit Records
| Others |
| CR | Credits Records
| Others |
| CR | Cremona (Provence)
| Others |
| CR | Cresyl Red
| Others |
| CR | CRew
| Others |
| CR | Cricket Romania
| Cricket |
| CR | Cricket Russia
| Cricket |
| CR | cricothyroidectomy
| Others |
| CR | Criminology
| Others |
| CR | Cristiano Ronaldo
| Others |
| CR | Critical Requirement
| Others |
| CR | Critical Role
| Others |
| CR | Cromer
| Others |
| CR | Crore
| Measurement Unit |
| CR | Cross Reacting
| Others |
| CR | Cross Reference
| Others |
| CR | crossroad(s)
| Others |
| CR | Crown Record
| Others |
| CR | Cruz Roja
| Others |
| CR | CRystalline solid
| Others |
| CR | Cuadernos Rojos
| Others |
| CR | Cultural Resource
| Others |
| CR | Cultural Resources
| Others |
| CR | Cumulative Ranking
| Others |
| CR | Cumulative Risk
| Others |
| CR | Cup Racer
| Others |
| CR | Current Ratio
| Others |
| CR | Curvature Radiation
| Others |
| CR | Cyclotron Resonance
| Others |
| CR | Cysteine-Rich
| Others |
| CR | Cytogenetic Response
| Others |
| CR | Polychloroprene Rubber
| Others |
| CR | Serum Creatinine
| Others |
| CR$ | BASIC VB Kartei File
| Others |
| Cr. | Creek
| Others |