Dictionary

The American Heritage Dictionary of the English Language, 4th edition, published by Houghton Mifflin Company
The American Heritage Dictionary provides clear and precise definitions along with an authoritative guide to usage. You can also check a word's spelling, syllabification and etymology, and hear an audio pronunciation.
On this page: A horizon to Abnaki.

Search inside for:  

Title Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9
A:  A 1  2  3  4  5  6  7  8  9  10  Next > 

A horizon (ABC soil)
A level (tests in a secondary school subject)
A list (list or group)
A-OK (Perfectly all right)
A-frame (structure)
A-line (top)
A-one (First-class)
A-team (subunit of the Special Forces)
AB (blood group)
ABC (alphabet)
ABC soil (Soil)
ABD (candidate for a doctorate)
AC/DC (bisexual orientation)
ACE inhibitor (class of drugs)
ACTH (hormone)
ADP (nucleotide)
AIDS (severe immunological disorder)
AIDS dementia complex (neurological disease complex)
AK-47 (assault rifle of Soviet design)
ALGOL (algebraic computer language)
AMP (mononucleotide)
AND (logical operator)
AND gate (logic gate)
APL (programming language)
APT (computer language)
ARC (combination of symptoms)
ASCII (standard for assigning numerical values)
ATP (nucleotide)
ATPase (enzyme)
AWACS (military surveillance system)
AWOL (Absent without leave)
AZT (nucleoside analogue antiviral drug)
Aaron's rod (molding)
Aaronic (characteristic of Aaron)
Abba (Bible)
Abbevillian (Paleolithic archaeological sites in Europe)
Abenaki (Native American peoples)
Aberdeen Angus (hornless beef cattle)
Abib (month of the year)
Abkhaz (native or inhabitant of Abkhazia)