Try Our Apps


Avoid these words. Seriously.


or A.S.T. a.s.t

Atlantic Standard Time.
See under standard time.


a suffix of nouns that denote a person who practices or is concerned with something, or holds certain principles, doctrines, etc.: enthusiast; ecdysiast;
Origin of -ast
a variant of -ist after the vowel i; from Greek -astēs Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for AST
Contemporary Examples
Historical Examples
  • And I believe ef you was to AST 'em they'd all tell you the same, suh.

    From Place to Place

    Irvin S. Cobb
  • Ye've AST us t' b'lieve a genuwine out 'n out impossibility.'

    Eben Holden Irving Bacheller
  • I want to AST you to pray, not that he may be converted, but that he may be converted this very night.

    A Circuit Rider's Wife

    Corra Harris
  • I'd be afraid to AST her, for fear she'd spot me or accuse me, whichever way it was.

    The Man Next Door

    Emerson Hough
  • One of them AST me if I knew anything about the alleged elopement.

    The Man Next Door

    Emerson Hough
  • She AST it; and she's got to have it, though she's been dead more than ten years now.

    The Man Next Door

    Emerson Hough
  • He said good morning; then I AST him about the flowers and he offered to help me with the crocuses.

    The Man Next Door

    Emerson Hough
British Dictionary definitions for AST


Atlantic Standard Time
automated screen trading (in securities)
(Brit, education) advanced skills teacher
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for AST


agential suffix, cognate with -ist, from French -ast, from Latin -asta, from Greek -astes.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
AST in Medicine

AST (ā'ěs-tē')
Aspartate aminotransferase; an enzyme that catalyzes the transfer of the amino group from glutamic acid to oxaloacetic acid forming alpha-ketoglutaric acid and aspartic acid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Nearby words for ast

Word Value for AST

Scrabble Words With Friends