Argelander

[ ahr-guh-lahn-duh r ]

/ ˌɑr gəˈlɑn dər /

noun

Frie·drich Wil·helm Au·gust

[free-drikh vil-helm ou-goo st] /ˈfri drɪx ˈvɪl hɛlm ˈaʊ gʊst/,1799–1875, German astronomer.

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CHALLENGE YOURSELF WITH THESE WORDS FROM "LITTLE WOMEN"

"Little Women" may be a classic, but that doesn't mean we all know the meanings of the vocab words from the book. Can you define these words correctly and make Jo proud?

Question 1 of 10

earnest

full seriousness, as of intention or purpose.

a feeling of dread, anxiety, or anguish.

urgent character; imperativeness; insistence; importunateness.

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Example sentences from the Web for argelander

The entire heavens has been covered by Argelander in the northern hemisphere, and Gould in the southern—over 700,000 stars in all.
Astronomy|David Todd
This comet has an elliptic orbit, and its period, according to Argelander, is 3065 years.
Comets and Meteors|Daniel Kirkwood
This is more than three times the Argelander number to the ninth magnitude.
The Popular Science Monthly, August, 1900|Various
But the appearance of Argelander's prize-essay in 1837 changed the aspect of the question.
A Popular History of Astronomy During the Nineteenth Century|Agnes M. (Agnes Mary) Clerke

Modern photometric measures confirm the estimates of Al-Sufi and Argelander.
Astronomical Curiosities|J. Ellard Gore

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Argelander

noun

QUIZZES

CHALLENGE YOURSELF WITH THESE WORDS FROM "LITTLE WOMEN"

Example sentences from the Web for argelander