- anthropokinetic
- anthropology
- anthropometry
- anthropozoophilic
- anti-immuna
- anti-infective
- antiabric
- antiamylase
- antianaphylaxis
- antiantidote
- antiantitoxin
- antiapoplectic
- antiaris
- antiasthmatic
- antibacterial
- antibiont
- antibiosis
- antibiotic
- antibody
- antibubonic
- anticalculous
- anticarcianogen
- anticariogenic
- anticatalase
- anticatarrhal
- anticathode
- anticholera serum
- anticholinesterase
- anticipation
- anticlinic
- anticoagulant
- anticoagulant therapy
- anticoagulin
- Anticolibacillary
- anticolloidoclastic
- anticonvulsant
- anticrisis
- antidepressant
- antidiarrheal
- antidiphtheric serum
- antidipsia
- antiduretic hormone
- antieczematic
- antiepileptic
- antiepithelial
- antifertilizin
- anchylosis
- ancipital
- anconad
- androblastoma
- androgen
- androgenic
- androgenic zone
- androgenicity
- androgone
- android pelvis
- andromerogony
- andromimetic
- androphobia
- Andropogon
- anedeous
- anelectrode
- anelectrotonic state
- anemia
- anemia neonatorum
- anemic anoxia
- anemic headache
- anemic murmur
- anemic phlebitis
- anemicus nevus
- anemopathy
- anemophilous
- anemophobia
- anemotrophy
- anempelria
- anencephalic
- anencephalohemia
- anencephalous
- anencephaly
- anenterous
- anenzymia
- anepia
- anergasia
- anergy
- anerythroplasia
- anesthesia
- anesthesia shock
- anesthetic
- anesthetic enema
- anethum
- anetoderma
- aneurysm
- aneurysmal sac
- aneurysmal thrill
- angina
- angioblast
- Angiocardiogram
- angiocholitis
- angiodystrophy
- angiofibroma