Aural- For speech synthesizers.
Aural, from latin auris, meaning“ear”.
There is Fleming's VARK learning profile,
which can determine if you are a visual, Aural, read/write, or kinesthetic learner.
Sound is on a FM subcarrier as in terrestrial transmission,
but frequencies above 4.5 MHz are used to reduce Aural/visual interference.
I have been an active and effective presence in the field of performing and contemporary arts,
both visual and Aural for over two and half decades.
By creating the right ambient temperature, and ensuring that there are no Aural and visual disturbances during the night,
you will be able to further enhance your sleep.
This person has really looked at- and listened to- the location, making observations not just about the eruption plume itself, but the colour of the crater lake, and the sounds that they hear I previously
did research on volcano and geyser acoustics, so these Aural observations are of particular interest to me.