How to spell MONOAEINE correctly?

If you meant to type "monoaeine" but it came out misspelled, there are a few possible corrections. It could be "monamine" - a class of organic molecules. Another option is "monamine" - this term refers to neurotransmitters like dopamine and serotonin. Finally, it could be "monotone" - a word used to describe a lack of variation in pitch or intensity.