noun
mucilage
MYOO-suh-lij/ˈmjusəlɪdʒ/
A sticky substance secreted by certain plants.
Clear mucilage stretches between the cut halves of the aloe leaf.

Etymology
The Latin term meant “musty or moldy juice.” In English, the word named viscous plant material and later also the sticky gum used as glue.
In context
It does this with the mucilage, which is gel-like substance that becomes slippery when wet.
More examples
- Mucilage gives cooked okra its slippery texture.
- Chia seeds release mucilage when soaked in water.
- The plant's mucilage helps it retain water.
Forms
mucilage
mucilaginous adjective — Containing or producing a sticky plant substance.