noun Download 🔗Share A term for a marijuana cigarette ('joint'). Examples : "After a stressful day at work, Mark wanted to relax and smoke a j. " substance culture Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share An alternative version of i, the positive square root of -1; used in the context of electronics. Examples : "In electrical engineering calculations, engineers often use "j" instead of "i" to represent the imaginary unit. " electronics technical math Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The second unit vector, after i Examples : "In this physics problem, we need to calculate the vector's y-component, which is represented by the j. " math physics Chat with AIVocabulary GamePractice Reading