Dale 
(dāl), Sir Henry Hallett 1875-1968.
(dāl), Sir Henry Hallett 1875-1968. British physiologist. He shared a 1936 Nobel Prize for work on the chemical transmission of nerve impulses.
- atrioventricular node
- atrip
- at-risk
- at risk
- atrium
- atrocious
- atrociously
- atrociousness
- atrocity
- atrophic
- atrophy
- atropin
- atropine
- Atropos
- ATSC
- at sea
- at service
- at sign
- Atsina
- at sixes and sevens
- at (someone's) beck and call
- at someone's beck and call
- at (someone's) door
- at someone's door
- at (someone's) feet