ISEE/SSAT Vocabulary BuilderWordsNnonagon
ISEE/SSATmedium
nonagon
Meaning: a flat shape with nine straight sides and nine angles
nonagon in a sentence
How nonagon is used in real sentences:
The city plaza was paved in the shape of a nonagon, with nine matching benches around its edge.
The coin designer chose a nonagon instead of a circle so the new currency would feel distinct in people's pockets.
“The nonagon placed listeners near every instrument, so even quiet gestures carried across the room.”
— from the passage Inside the Sound
Synonyms for nonagon
Other words for nonagon — enneagon and 9-gon — carry the same meaning.
- enneagon
- 9-gon
Where it comes from
From Latin nonus 'ninth' + Greek gonia 'angle'
Word parts
- nona — nine
nonagon: nona (nine) + gon (angle)
Memory hook
NONA (nine) + GON (angle) — nine angles, nine sides.