
Welcome to the Signing Bioscience Dictionary (SBD)!
To find a term in the SBD, you can type the term into Search, click a letter for all of the terms beginning with that letter, or click Categories for subsets of terms organized by category. Many terms included in the SBD are not categorized and appear in the A-Z list only.
After you find the term you are looking for, you have several options. You can click  to see the term and definition signed. Click
 to see the term and definition signed. Click  to hear the term and definition spoken. Click
 to hear the term and definition spoken. Click  to see a graphic.
 to see a graphic.
 
 © Text, pictures, and interface design © TERC, Inc. All rights reserved.

The Signing Bioscience Dictionary (SBD) was developed by TERC and Lamar University and funded in part by the National Science Foundation, Grant #1703343. All opinions, findings, conclusions, and recommendations expressed herein are those of the authors and do not necessarily reflect the views of the funders.