In a way that is based on direct personal observation or firsthand evidence.
Derived from 'autoptical' with the addition of the adverbial suffix '-ly,' which converts adjectives into adverbs describing how something is done. This form emerged as scholarly writing needed to describe the manner of observation.
If you say something 'autoptically,' you're emphasizing that you're speaking from personal experience—it's a fancy academic way of saying 'I didn't just read about this, I actually saw it happen.'
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