What is the meaning of Pharyngeal?

Of or pertaining to the pharynx.

Articulated with the pharynx; a term usually describing a consonant which is articulated by the rear area of the tongue being raised to below the region between the uvula and the pharyngeal wall. The term cannot apply to a plosive or stop consonant.

A sound that is articulated with the pharynx; ellipsis of pharyngeal consonant..

Source: wiktionary.org