Of or pertaining to the palate; palatine; as, the palatal bones.
source: Webster 1913
noun
a semivowel produced with the tongue near the palate (like the initial sound in the English word `yeast')
source: WordNet 3.0
A sound uttered, or a letter pronounced, by the aid of the palate, as the letters k and y.
source: Webster 1913
adjective satellite
produced with the front of the tongue near or touching the hard palate (as `y') or with the blade of the tongue near the hard palate (as `ch' in `chin' or `j' in `gin')