- aminoaciduria
- amenorrhoea
- acetonuria
- amenorrhea
- albuminuria
- apnea
- alkalinuria
- ammoniuria
- animal material
- arrange marriage of a girl
- alphabetization
- alphabetized
- alphabetisation
- alphabetised
- analog_digital converter
- analog_to_digital converter
- abohm
- ancients
- age bracket
- age group
- Arcado_Cyprians
- ash cake
- ashcake
- a place
- admeasure
- appeasing
- appose
- apostleship
- apprenticeship
- associateship
- ambassadorship
- airt
- attrition rate
- ascertainable
- ascent and descent
- anti_TNF compound
- anaesthetic agent
- anesthetic agent
- abortion_inducing drug
- anaesthetisation
- anestric
- ain
- Alzheimers
- Alzheimer's
- allocatable
- Alzheimer's disease
- apportionable
- appointment calendar
- acoustics (of a room etc.)
- a flower_pot