noun
sap
SAP/sæp/
Fluid that circulates through a plant.
Clear sap flows from a tap in the maple tree into a bucket.

Etymology
Old English sæp already meant plant juice. The image is the plant’s life-sustaining fluid—described as its “blood”—which fits sap’s role in carrying nutrients.
In context
at dawn the Earth is Frozen but not the [Music] plant even though the sap is well below zero it continues to flow
More examples
- A drop of sap clung to the cut branch.
- They collected maple sap in buckets.
- The sticky sap stained his sleeve.
Forms
sap
Similar words
- plant fluid
- A descriptive phrase without the specific biological noun.