SINCE 1828
AST
abbreviationDefinition of AST
(Entry 1 of 2)
Alaska standard time
-ast
noun suffixDefinition of -ast (Entry 2 of 2)
: one connected with
ecdysiast
Keep scrolling for more
Keep scrolling for more
Comments on AST
What made you want to look up AST? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Summer 2019 Words of the Day Quiz
-
- Which is a synonym of desideratum?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Summer 2019 Words of the Day Quiz
The Word of the Day takes no vacation.
Take the quiz -
Obscure Shapes
Surprisingly specific words for shapes.
Take the quiz -
Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz -
Dictionary Devil
The dictionary has been scrambled—can you put it back together?
Play the game
Share AST
Resources for AST