adenoid

[ ad-n-oid ]

noun

1. Usually adenoids. an enlarged mass of lymphoid tissue in the upper pharynx, often obstructing breathing through the nasal passages.

adjective

1. of or relating to the lymph glands.
2. of or relating to the adenoids.

adenoid

/ ˈædɪˌnɔɪd /

adjective

1. of or resembling a gland
2. of or relating to lymphoid tissue, as that found in the lymph nodes, spleen, tonsils, etc
3. of or relating to the adenoids

Word History and Origins

Origin of adenoid¹

From the Greek word adenoeidḗs, dating back to 1830–40. See aden-, -oid

Word History and Origins

Origin of adenoid¹

C19: from Greek adenoeidēs. See adeno- , -oid