Vacuole — Science definition
A membrane-bound sac; in a plant cell one large central vacuole of water and dissolved substances can fill most of the volume.
Where it is taught
- Plant, Animal & Other Cell Types — Cells, Transport & Cellular Energy, Life Science & Scientific Inquiry, Grade 7
In use
But a plant cell has three things an animal cell does not: a rigid cell wall outside the membrane, chloroplasts that capture light, and one enormous vacuole that can fill most of the cell's volume.
Plant, Animal & Other Cell Types