Definition of: medial

(mē′dē·əl) adjective
1. Of or pertaining to the middle, in position or character or in calculation; mean.
2. Nearer the median plane of a body: opposed to lateral.
3. Designating a letter neither initial nor final.
—noun Phonet. Any of a group of voiced stops (b, d, g), conceived as intermediate between the voiceless stops (p, t, k) and the rough or aspirate group (bh, dh, gh, ph, th, kh). [<LL medialis <L medius middle]
—me′di·al·ly adverb