noun
hexadecagon
hek-suh-DEK-uh-gon
Hexadecagon (noun) means a polygon with sixteen sides and sixteen angles. Example: “The architect based the pavilion's floor plan on a hexadecagon.”
noun
1
A polygon with sixteen sides and sixteen angles.
"The architect based the pavilion's floor plan on a hexadecagon."
"A regular hexadecagon has all sixteen sides the same length."
"Students were asked to calculate the interior angles of a hexadecagon."
How to use hexadecagon
Learner’s notesIn plain EnglishA shape with sixteen straight sides.
When to use it
This is a technical geometry term rather than everyday vocabulary.
Memory tip
Break the word into hexadeca- (sixteen) and -gon (angle) to remember what it means.
Trace the full origin ↓
Easily confused with
hexagon
decagon →
Common pairings
a regular hexadecagon
the sides of a hexadecagon
a hexadecagon shape
Vocabulary Flow
Build your vocabulary from words like hexadecagon.
Vocabulary Flow serves the next word, and the next — meaning, pronunciation and an example each time. Practice at your level, or learn English in your own language.
Start vocabulary practice
Fill the gap
Can you complete this real example?
The architect based the pavilion's floor plan on a _____.
Etymology
The word combines the prefix hexadeca-, meaning sixteen, with the suffix -gon, meaning angle or corner, following the same pattern used to name other many-sided polygons.
Synonyms
View more →
16-gon
hexakaidecagon
Rhymes for hexadecagon
See all rhymes for hexadecagon →Frequently asked questions
What is a hexadecagon?
A hexadecagon is a polygon with sixteen sides and sixteen angles.
What is another name for a hexadecagon?
It is also called a 16-gon or a hexakaidecagon.
What does a regular hexadecagon look like?
A regular hexadecagon has sixteen equal sides and sixteen equal angles, giving it a shape that looks almost circular.
What is the meaning of hexadecagon?
"hexadecagon" (noun) means a polygon with sixteen sides and sixteen angles.
