(n) thoracic aorta
(n) air brake
(n) prison riot
(n) economic motive
(n) riot police
riot squad
(n) light vehicle tax
(n) antismoking activist
(n) behavioral economics
behavioural economics
(n) ethology
(n) international liquidity
(n) (comp) differential amplifier
(n) four-wheel-drive car
(n) player piano (i.e. a Pianola)
(n,vs) (comp) autopost
(n) auto-load
(n) automatic turnstile (ticket gate)
(n) (comp) logger
(n) automatic ticket machine
(n) (comp) automatic calling (e.g. in data network)
(n) (comp) auto recalculation
(n) (comp) implicit regeneration
(n) driving school
(n) automotive industry
(n) motor(ing) (an auto) accident
car crash (smash)
(n) car telephone
(n) automobile insurance
(n) automatic fare adjustment machine
(n) vending machine
(n) vending machine
(P)
(n) automatic transmission