hendecagon: meaning, definition, pronunciation and examples
C1Technical
Quick answer
What does “hendecagon” mean?
A plane geometric figure with exactly eleven sides and eleven angles.
Audio
Pronunciation
Definition
Meaning and Definition
A plane geometric figure with exactly eleven sides and eleven angles.
Any eleven-sided structure or object.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage between UK and US English. The term is international in technical/mathematical contexts.
Connotations
None beyond its mathematical precision.
Frequency
Very low frequency in both varieties, confined to specialist domains.
Grammar
How to Use “hendecagon” in a Sentence
The hendecagon is [adjective]A [adjective] hendecagonTo construct/draw a hendecagonVocabulary
Collocations
Examples
Examples of “hendecagon” in a Sentence
adjective
British English
- The design featured a hendecagonal courtyard.
American English
- The panel had a hendecagonal shape.
Usage
Meaning in Context
Business
Virtually never used.
Academic
Used in advanced geometry, mathematics papers, and architectural design discussions.
Everyday
Extremely rare; would likely be paraphrased as 'eleven-sided shape'.
Technical
Standard, precise term in geometry, computer graphics, and engineering design.
Vocabulary
Synonyms of “hendecagon”
Watch out
Common Mistakes When Using “hendecagon”
- Misspelling as 'hendegon', 'hendecagon', or 'hendecahedron' (which is a 3D solid).
- Mispronouncing the first syllable as /hen/ (like the bird) instead of /hɛn/.
FAQ
Frequently Asked Questions
Yes, they are synonyms. 'Hendecagon' derives from Greek (hendeka), while 'undecagon' derives from Latin (undecim). Both mean an eleven-sided polygon.
No, a regular hendecagon is not constructible using the classical Euclidean tools of an unmarked straightedge and compass alone.
It is primarily used in mathematics (geometry), technical drawing, architecture, and occasionally in art or design when describing specific polygonal forms.
The adjective form is 'hendecagonal', as in 'a hendecagonal prism'.
A plane geometric figure with exactly eleven sides and eleven angles.
Hendecagon is usually technical in register.
Hendecagon: in British English it is pronounced /hɛnˈdɛkəɡən/, and in American English it is pronounced /hɛnˈdɛkəˌɡɑn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'HEN' (like the bird) + 'DECA' (ten, as in decade) + 'GON' (sides). A hen with ten sides? No, it's a shape with one more than ten sides: eleven sides!
Conceptual Metaphor
PRECISION IS GEOMETRIC SHAPE (using the specific name implies exact knowledge and technicality).
Practice
Quiz
Which of the following is a synonym for 'hendecagon'?