China 
Africa 
- Vigabatrin
- Vigilance
- Vigna subterranea
- Vignette
- Vilaprisan
- Vilazodone
- Vildagliptin
- Villi
- Villonodular synovitis
- Villous adenoma
- Viloxazine
- Vimentin
- Vinblastine
- Vinca alkaloids
- Vinca minor
- Vincamine
- Vinclozolin
- Vincristine
- Vinculin
- Vindesine
- Vindoline
- Vinegar
- Vineland Adaptive Behavior Scale
- Vineland Social Maturity Scale
- Vinflunine
- Vinorelbine
- Vinpocetine
- Vinyl acetate
- Vinyl chloride
- Vinylcyclohexene dioxide
- Vinyldithiin
- Viola
- Violacein
- Violaxanthin
- Violence
- Viologen
- Viomycin
- Vipoma
- Viral RNA
- Viral arthritis
- Viral cardiomyopathy
- Viral encephalitis
- Viral entry
- Viral envelope
- Viral evolution
- Viral gastroenteritis
- Viral hemorrhagic fever
- Viral hepatitis
- Viral infections
- Viral interference
- Viral load
- Viral meningitis
- Viral neuraminidase
- Viral nonstructural protein
- Viral pathogenesis
- Viral pneumonia
- Viral proteins
- Viral shedding
- Viral structural proteins
- Viral tropism
- Viral vector vaccine
- Viral vectors
- Virchow's node
- Virchow's triad
- Viremia
- Virgaviridae
- Virgibacillus
- Virgin soil epidemics
- Virginiamycin
- Viridans streptococci
- Virilization
- Virion
- Virkon
- Virodhamine
- Virola
- Virologists
- Virology
- Virome
- Viroporins
- Virosomes
- Virotherapy
- Virotoxins
- Virtual colonoscopy
- Virtual image
- Virtual keyboards
- Virtual microscopy
- Virtual patient
- Virtual reality therapy
- Virtual screening
- Virtual slide
- Virucide
- Virulence
- Virulence factors
- Virus envelope
- Virus genome
- Virus inactivation
- Virus infection
- Virus isolation
- Virus latency
- Virus replication
- Virus strain
- Virus-like particles
- Viruses
- Virusoid
- Vis medicatrix naturae
- Visceral
- Visceral fat
- Visceral larva migrans
- Visceral leishmaniasis
- Visceral pain
- Visceral pleura
- Visceroptosis
- Viscometer
- Viscometry
- Viscosupplementation
- Viscum album
- Visible Human Project
- Visible differences
- Vision
- Vision disorders
- Vision rehabilitation
- Vision therapy
- Vismodegib
- Visual acuity
- Visual adaptation
- Visual agnosia
- Visual analogue scale
- Visual angle
- Visual attention
- Visual cliff
- Visual comparison
- Visual cortex
- Visual cycle
- Visual disturbance
- Visual evoked potential
- Visual extinction
- Visual field defect
- Visual field test
- Visual fields
- Visual hallucinations
- Visual impairment
- Visual masking
- Visual memory
- Visual pathway
- Visual perception
- Visual processing
- Visual prosthesis
- Visual reasoning
- Visual reinforcement audiometry
- Visual schedules