different between calliope vs octagon

English

Etymology

From Ancient Greek ???????? (Kallióp?, “Calliope, the muse of poetry”), from ????? (kalós, “beautiful”) + ?? (óps, “voice”).

Pronunciation

• IPA^(key): /k??la??.pi/

Noun

calliope (plural calliopes)

1. A musical organ, consisting of steam whistles played with a keyboard. Often used with merry-go-rounds.

Synonyms

• calliaphone
• steam organ
• steam piano

Translations

See also

• Calliope

Italian

Etymology

From Calliope, from Latin Calliop?, from Ancient Greek ???????? (Kallióp?), Muse of eloquence and epic poetry.

Pronunciation

• IPA^(key): /kal?li.o.pe/
• Hyphenation: cal?lì?o?pe

Noun

calliope f (plural calliopi)

1. The bird Calliope calliope: Siberian rubythroat
2. calliope (musical instrument)

Further reading

• Calliope calliope on the Italian Wikipedia.Wikipedia ^it
• Calliope calliope on the Italian Wikispecies.Wikispecies ^it

English

Etymology

From Latin octag?non, oct?g?non (“octagon”), and from its etymon Ancient Greek ????????? (oktág?non, “octagon”), probably from Koine Greek ????????? (oktág?nos, “having eight corners”) + -?? (-on, suffix forming nouns). ????????? is derived from ????- (okta-, prefix meaning ‘eight’) (from ???? (okt?, “eight”), ultimately from Proto-Indo-European *o?t?w (“eight”)) + ????? (g?nía, “angle; corner”) (probably ultimately from Proto-Indo-European *?ónu (“knee”)); analysable as octa- +? -gon. The English word is cognate with Middle French octogone (modern French octogone), Italian octagono (obsolete), ottagono, Spanish octágono, octógono.

Sense 2 (“arena for mixed martial arts”) refers to its shape.

Pronunciation

• (Received Pronunciation) enPR: ?k't?g?n, IPA^(key): /??kt??(?)n/
• (General American) enPR: ?k't?g?n, IPA^(key): /??kt????n/
• Hyphenation: oc?ta?gon

Noun

octagon (plural octagons)

1. (geometry, also attributively) A polygon with eight sides and eight angles.
2. (martial arts) Often in the form Octagon: the arena for mixed martial arts.

Derived terms

• octagonal
• octagonally

Translations

References

Further reading

• octagon on Wikipedia.Wikipedia
• The Octagon, Dunedin on Wikipedia.Wikipedia