tetradecagon
Tetradecagon (noun) means a polygon with fourteen sides and fourteen angles. Example: “The tetradecagon on the whiteboard had fourteen equal sides.”
How to use tetradecagon
Learner’s notesIn plain EnglishA shape with fourteen straight sides.
This is a specialist geometry term rather than everyday vocabulary.
Fill the gap
Can you complete this real example?
The _____ on the whiteboard had fourteen equal sides.
Etymology
The word combines the prefix tetradeca-, meaning fourteen, with the suffix -gon, meaning angle. Both parts come from Greek and are used to build the names of many-sided shapes.