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The infinity symbol ∞, described as a "sideways figure eight", is unrelated to the digit 8 in origin; It is first used (in the mathematical meaning "infinity") in the 17th century, and it may be derived from the. "section 8" is common u.s.

Slang for "crazy," based on the u.s. Military's section 8 discharge for mentally unfit personnel. In china, "8" is used in chat speak as a term for parting.

Dec 8, 2021the number 8 plays a significant role in the world around us. So that's why we've put together the top ten facts all about the number 8. The meaning of eight is a number that is one more than seven.

How to use eight in a sentence. Watch this video to learn all about the number 8! Learn how to identify the number and the number word, write the number, and show the number in different ways.

Dec 9, 2025used in the formation of several text messaging slang forms of words with /eɪt/ in them, due to it being the pronunciation of eight in english. See also h8, m8, gr8. Jan 18, 2026discover the secrets of 8 with our full breakdown of its prime factors, divisors, and mathematical properties.

What are the properties of number 8? The simple english wiktionary has a definition for: The number eight is a natural number that comes after the number seven, before the number nine, and two before ten.

In roman numerals, it is. A cardinal number, seven plus one. See examples of eight used in a sentence.

Educational video for children to learn number 8. The little ones will learn how to trace number 8, how to pronounce it and also how to count with a series of super fun examples.