Poly (many)
Poly
Greek polys: many.
A polygon is a closed shape with many straight sides.
Polygon
A flat shape with three or more straight sides.
Kabir drew a polygon with eight sides for his geometry homework.
Polytechnic
A college teaching many technical and practical subjects.
Priya studies electronics at a polytechnic in Coimbatore.
Remember: Poly = many; mono = one. Polygon = many angles. Polythene = 'many' units joined (polyethylene). Stress: POL-i-gon, but puh-LIG-uh-nul.