A字母開頭的單詞或詞組(第17頁)：
- a knight of the brush
- aureotracin
- actual service life
- Ascaridata
- air pipe strainer
- air humidity
- a stage
- Arbutus unedo
- a body of...
- a-m tuner
- automatic sensitivity control
- affluxion
- antihemophilic factor
- active hydrogen
- albo-
- adiabatic saturated temperature
- angle of displacement
- at that time
- acidity index
- accelerator-produced radionuclides
- adiathetic
- aplanatic
- antimonic cluoride
- Acheron
- aldolization
- aerobic
- attendance rate
- arteriae brachialis superficialis
- aldehyde group
- alternate depositors
- administration command
- anomalous correspondence
- admiralship
- agalactosis
- allyl banzene
- adverse claim
- anti-siccative agent
- anthology
- acid sight box
- allelomorphic