hy·dro·col·loid 
(hī′drə-kŏloid′)
(hī′drə-kŏloid′)n.
1. A substance that forms a gel with water.
2. The gel that is so formed.
hy′dro·col·loidal (-kə-loidl) adj.
- trigeminal neuralgia
- trigeminus
- trigeneration
- trigger
- triggerfish
- trigger-happy
- triggerman
- trigly
- triglyceride
- triglyph
- triglyphic
- trigness
- trigon
- trigonal
- trigonometric
- trigonometrical
- trigonometrically
- trigonometric function
- trigonometry
- trigram
- trigrammatic
- trigrammatically
- trigraph
- trigraphic
- trigraphically