Similar term(s): tooth pulp.
The soft tissue forming the inner structure of a tooth and containing nerves
and blood vessels.
Source: The free dictionary Dental pulp
Cross-sectional view of a tooth
Source: Sam Fentress - GNU Free Documentation License Tooth section
To read about this term in context:
GreenFacts Summary on Tooth Whiteners & Oral Hygiene Products containing hydrogen peroxide:
Español: Pulpa dental
Français: Pulpe dentaire