different between altitude vs ionosphere

English

Etymology

From Middle English, borrowed from Latin altit?d? (“height”), from altus (“high”).

Pronunciation

• (UK) IPA^(key): /?ælt.??tju?d/, /?ælt.??t??u?d/
• (US) IPA^(key): /?ælt.??tu?d/

Noun

altitude (countable and uncountable, plural altitudes)

1. The absolute height of a location, usually measured from sea level.

2. A vertical distance.
3. (geometry) The distance measured perpendicularly from a figure's vertex to the opposite side of the vertex.

4. (astronomy) The angular distance of a heavenly body above our Earth's horizon.
5. Height of rank or excellence; superiority.

   • Whoever has an ambition to be heard in a crowd, must press, and squeeze, and thrust, and climb, with indefatigable pains, till he has exalted himself to a certain degree of altitude above them.

6. (dated, in the plural) Elevation of spirits; heroics; haughty airs.
7. Highest point or degree.

Derived terms

Translations

Further reading

• altitude in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• altitude in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

Anagrams

• latitude

French

Etymology

Borrowed from Latin altit?d?.

Pronunciation

• IPA^(key): /al.ti.tyd/

Noun

altitude f (plural altitudes)

1. altitude

Related terms

• haut

Further reading

• “altitude” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Galician

Etymology

Borrowed from Latin altit?d?.

Noun

altitude f (plural altitudes)

1. altitude

Related terms

Portuguese

Etymology

Borrowed from Latin altit?d?.

Pronunciation

• (Portugal) IPA^(key): /a?.ti.?tu.ð?/
• Hyphenation: al?ti?tu?de
• Rhymes: -ud?i

Noun

altitude f (plural altitudes)

1. altitude

Related terms

English

Etymology

iono- +? -sphere

Noun

ionosphere (plural ionospheres)

1. The part of the Earth's atmosphere beginning at an altitude of about 50 kilometers (31 miles) and extending outward 500 kilometers (310 miles) or more.
2. The similar region of the atmosphere of another planet.

Related terms

• ionospheric
• ionospherically
• ionospherist

Translations

Further reading

• ionosphere on Wikipedia.Wikipedia