noun🔗Share無限, 永遠Endlessness, unlimitedness, absence of a beginning, end or limits to size."The vastness of the universe is an example of infinity; it has no beginning and no end. "宇宙の広大さは無限の例です。始まりも終わりもありません。philosophymathastronomyphysicssciencetheologybeingspaceChat with AIVocabulary GamePractice Reading
noun🔗Share無限A number that has an infinite numerical value that cannot be counted."The number of possible answers on a math test is infinity. "数学のテストで可能な解答の数は無限です。numbermathphilosophyscienceChat with AIVocabulary GamePractice Reading
noun🔗Share無限大An idealised point which is said to be approached by sequences of values whose magnitudes increase without bound."The mathematician explained that the number of possible decimal places in a never-ending decimal like pi approaches infinity. "数学者は、円周率のような終わりのない小数の可能な小数点以下の桁数が無限大に近づくと説明しました。mathphilosophyphysicsastronomynumberspaceChat with AIVocabulary GamePractice Reading
noun🔗Share無限A number which is very large compared to some characteristic number. For example, in optics, an object which is much further away than the focal length of a lens is said to be "at infinity", as the distance of the image from the lens varies very little as the distance increases further."In photography, if an object is far enough away – practically at infinity – the camera lens doesn't need to adjust much to keep it in focus. "写真では、物体が十分に遠く離れている場合、事実上無限遠にある場合、カメラレンズはピントを合わせ続けるためにあまり調整する必要はありません。mathphysicsastronomynumberspaceChat with AIVocabulary GamePractice Reading
noun🔗Share無限大、無限大の記号The symbol ∞."The mathematician explained that the symbol ∞ represents infinity, meaning something without any limit or end. "数学者は、記号∞は無限大を表し、何にも制限や終わりがないことを意味すると説明しました。mathnumberphilosophyabstractChat with AIVocabulary GamePractice Reading