auxo - barr
- auxochrome
- auxochrome group
- auxoflor
- auxogluc
- available capacity
- available chlorine
- available energy
- available hours
- available hydrogen
- available phosphates
- available phosphoric acid
- available power
- available surface
- avalanche
- avalanche ability
- avantine
- avenaceous
- avenex
- average current
- average deviation
- average discharge
- average efficiency
- average expression
- average grading
- average life
- average molecular weight
- average output
- average performance
- average pressure
- average reading
- average room conditions
- average sample
- average spectrum
- average tougness
- average value
- averaged characteristic
- avertin
- aviation kerosene
- avidin
- avidity
