different between fifteen vs quindecagonal

English

Alternative forms

• fiveteen (obsolete) [17th–18th c.]
• fifteene (obsolete) [16th–19th c.]

Etymology

From Middle English fiftene, from Old English f?ft?ene, f?ft?ne, from Proto-Germanic *fimftehun. Cognate with West Frisian fyftjin, Dutch vijftien, German fünfzehn, Danish femten.

Pronunciation

• (next word stressed near the first syllable)

  (UK, US) enPR: f?f't?n, IPA^(key): /?f?f.ti?n/

• (next word stressed after the first syllable)

  (UK, US) enPR: f?f-t?n', IPA^(key): /f?f?ti?n/

• Rhymes: -i?n

Numeral

fifteen (cardinal, ordinal fifteenth)

1. The cardinal number occurring after fourteen (14) and before sixteen (16).

Synonyms

• Roman numerals: XV
• Arabic numerals: 15

Coordinate terms

• Previous: fourteen
• Next: sixteen

Derived terms

• 15 minutes, 15 minutes of fame

Translations

See also

• (15 times): quindecuple
• (15-line): quindecuplet
• (15-man): quindecemvir
• (15-year): quindecennial
• (15-sided shape): quindecagon

English

Etymology

quindecagon +? -al

Adjective

quindecagonal (comparative more quindecagonal, superlative most quindecagonal)

1. (geometry) Shaped like a quindecagon; fifteen-sided.

Related terms

• quindecagon