trending topicˈtrending ˌtopic noun [countable] 
one of the most popular subjects in recent messages sent using the social networking service Twitter
one of the most popular subjects in recent messages sent using the social networking service Twitter- accessibility
- accessible
- accessibly
- accession
- accessorize
- accessory
- access point
- access provider
- access road
- access time
- accident
- accidental
- accidental death
- accidentally
- accident and emergency
- accident prone
- acclaim
- acclaimed
- acclamation
- acclimatization
- acclimatize
- accolade
- accommodate
- accommodating
- accommodation