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 …

Learn the different ways number 8 can be represented. See the number eight on a number line, ten frame, numeral, word, dice, dominoes, tally marks, fingers and pi...more. Learn about 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.

Number 8 in maths is a whole number that comes after 7 and before 9. It is an even number because it can be divided by 2. In numeral form, it is written as 8 and spelled as 'eight'.

Dec 8, 2021 · The 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.

The meaning and symbolism of number 8. Lots of fun facts about the number eight. Discover why number 8 is an extremely lucky number.

Your guide to the number 8, an even composite number. It is composed of one prime number multiplied by itself two times. Mathematical info, prime factorization, fun facts and numerical …

"8." Vocabulary.com Dictionary, Vocabulary.com, https://www.vocabulary.com/dictionary/8. Accessed 25 Nov. 2025. loading examples...

Nov 18, 2025 · Used 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.