- Calcium ascorbate
- Calcium bicarbonate
- Calcium calmodulin dependent protein kinase
- Calcium calmodulin dependent protein kinase II
- Calcium carbonate
- Calcium caseinate
- Calcium channel blockers
- Calcium channels
- Calcium chloride
- Calcium citrate
- Calcium deficiency
- Calcium dobesilate
- Calcium fluoride
- Calcium gluconate
- Calcium hydroxide
- Calcium hypochlorite
- Calcium imaging
- Calcium ionophore
- Calcium ions
- Calcium lactate
- Calcium metabolism
- Calcium oxalate
- Calcium oxide
- Calcium peroxide
- Calcium phosphate
- Calcium phosphide
- Calcium salt
- Calcium sensing receptor
- Calcium signaling
- Calcium signalling
- Calcium stone
- Calcium sulfate
- Calcium sulphate
- Calcium supplementation
- Calcium supplements
- Calcium tartrate
- Calcium-activated chloride channel
- Calcium-activated potassium channel
- Calcium-induced calcium release
- Calcium-sensing receptor
- Calcofluor-white
- Calculi
- Calculus
- Caldarchaeol
- Caldesmon
- Calendula
- Calendula officinalis
- Calgranulin
- Calgranulin A
- Calgranulin B
- Calibration curve
- Calicheamicin
- Caliciviridae
- Calicivirus
- California Institute for Regenerative Medicine
- California Psychological Inventory
- California encephalitis
- Calisthenics
- Call-Exner bodies
- Callicarpa
- Callosity
- Calluses
- Calmness
- Calmodulin
- Calmodulin binding domain
- Calmodulin binding protein
- Calmodulin-binding protein
- Calmodulin-binding proteins
- Calnexin
- Calomel
- Caloric deficit
- Caloric reflex test
- Caloric restriction
- Calories
- Calorimeters
- Calot's triangle
- Calpain
- Calpain 1
- Calpain 3
- Calpain-1
- Calpain-3
- Calpastatin
- Calphostin c
- Calponin
- Calprotectin
- Calreticulin
- Calsequestrin
- Calu-3
- Calvarial
- Calvarium
- Calvin cycle
- Calx
- Cambridge Neuropsychological Test Automated Battery
- Cambridge Reference Sequence
- Camel milk
- Camellia sinensis
- Camera
- Camera obscura
- Camostat
- Camostat mesilate
- Camp dependent protein kinase
- Campesterol
- Camphene
- Camphor
- Camphorquinone
- Campomelic dysplasia
- Camptocormia
- Camptodactyly
- Camptomelic dysplasia
- Camptothecin
- Campylobacter
- Campylobacter coli
- Campylobacter enteritis
- Campylobacter fetus
- Campylobacter jejuni
- Campylobacter rectus
- Campylobacterales
- Campylobacteriosis
- Camrelizumab
- Camurati-Engelmann disease
- Canadine
- Canagliflozin
- Canakinumab
- Canal of Nuck
- Canaliculitis
- Canals of Hering
- Cananga odorata
- Canarypox
- Canavan disease
- Cancellous bone
- Cancer
- Cancer Genome Project
- Cancer associated fibroblasts
- Cancer associated retinopathy
- Cancer biomarkers
- Cancer care
- Cancer cells
- Cancer chemotherapy
- Cancer clusters
- Cancer diagnosis
- Cancer epidemiology
- Cancer epigenetics
- Cancer fatigue
- Cancer genetics
- Cancer genomics
- Cancer immunology
- Cancer immunotherapy
- Cancer incidence
- Cancer invasion
- Cancer of unknown primary