pentagonum

Latin

Etymology

From Ancient Greek πεντάγωνον (pentágōnon).

Noun

pentagōnum n (genitive pentagōnī); second declension

1. pentaphyllon, cinquefoil
2. (geometry) pentagon

Declension

Second-declension noun (neuter).

Case	Singular	Plural
Nominative	pentagōnum	pentagōna
Genitive	pentagōnī	pentagōnōrum
Dative	pentagōnō	pentagōnīs
Accusative	pentagōnum	pentagōna
Ablative	pentagōnō	pentagōnīs
Vocative	pentagōnum	pentagōna

Descendants

Descendants

• → Catalan: pentàgon (learned)
• → Danish: pentagon
• → English: pentagon
• → French: pentagone (learned)
• → Friulian: pentagon (learned)
• → Galician: pentágono (learned)
• → German: Pentagon
• → Ido: pentagono
• → Italian: pentagono (learned)
• → Norwegian Bokmål: pentagon
• → Norwegian Nynorsk: pentagon
• → Portuguese: pentágono (learned)
• → Romanian: pentagon (learned)
• → Spanish: pentágono (learned)