The number eight plays a central role in chemistry, particularly in the context of the octet rule (also known as the eight-electron rule).

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The meaning of EIGHT is a number that is one more than seven. How to use eight in a sentence.

Dec 29, 2025 · (playing cards) Any of the four cards in a normal deck with the value eight. (nautical) A light, narrow rowing boat, especially one used in competitive rowing, steered by a …

She was eight (years old) when her family moved here. We have eight people coming to dinner.

Definition of eight in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. a cardinal number, seven plus one.

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Eight definition: The cardinal number equal to 7 + 1.

something numbered eight or having eight units, as a playing card, throw of dice, etc.