adenoidal

adjective

1. of or relating to the adenoids; adenoid.
2. having the adenoids enlarged, especially to a degree that interferes with normal breathing.
3. being characteristically pinched and nasal in tone quality: a high-pitched, adenoidal voice.

adjective

1. having the nasal tones or impaired breathing of one with enlarged adenoids
2. another word for adenoid

adj.

1852, from adenoids (see adenoid) + -al (1).