HandSpeak
ASL dictionary compiled from Deaf World Web's Sign of the Day feature. Animated black and white photos. Alternative translations for English words with several signed equivalents.

The Nonverbal Dictionary of Gestures, Signs and Body Language Cues
Developed from the research of anthropologists, archaeologists, biologists, linguists, psychiatrists, psychologists, semioticians and others who have studied human communication from a scientific point of view.

ASL Fingerspelling
ASL fingerspelling dictionary, converter, interactive quiz. Download Macintosh version.

SignBank
Sign language databases in Sutton signwriting.

German Sign Language Dictionary on Psychological Terms
Uses QuickTime and digitized video.

Latviesu Zimju Valodas Vardnica
Latvian Sign Language Dictionary

Medical ASL Phrasebook
Dr. Eileen Carpenter's advice for medical professionals to learn sign language. QuickTime movies with accompanying written ASL transliteration. Tips and links. Long load.

ASL Browser
An online American Sign Language (ASL) browser where one can look up videos of thousands of ASL signs and learn interesting things about them. From Michigan State University. Uses Quicktime.

ASL Dictionary by Subject
200 signs in 13 categories: adjectives, expressions, basic communication, colors, family and home, food and drink, miscellaneous, places, school, sports, time, verbs, weather. Black and white photo stills, line drawings, and text explanations. From SIGNHear Communication Center.

ASL Dictionary
List of signs organized alphabetically and by corresponding lesson. From the Lifeprint Institute.

Sign Language Dictionaries Online
Reviews of several sites which feature American Sign Language dictionaries. From about.com. Links.