1

adenoid

noun ad·e·noid \ ˈa-də-ˌnȯid , ˈad-ˌnȯid \
Updated on: 15 Nov 2017

Definition of adenoid

: either of two abnormally enlarged masses of lymphoid tissue at the back of the pharynx that usually obstruct the nasal and ear passages; also : such a mass when not abnormally enlarged usually used in plural

Recent Examples of adenoid from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adenoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of adenoid

earlier, "a benign tumor (as of the breast)," borrowed from French adénoïde, short for tumeur adénoïde, literally, "adenoid (i.e., glandular) tumor" — more at 2adenoid


2

adenoid

adjective

Definition of adenoid

1 : of or relating to the adenoids
2 : relating to, affected with, or associated with abnormally enlarged adenoids
  • a severe adenoid condition
  • adenoid facies

Recent Examples of adenoid from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adenoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of adenoid

earlier, "of or relating to glands or glandular tissue," borrowed from French adénoïde, borrowed from New Latin adenoïdēs, borrowed from Greek adenoeidḗs "glandular," from aden-, adḗn "gland" + -oeidēs 2-oid — more at aden-


Medical Dictionary

1

adenoid

adjective ad·e·noid \ ˈad-ᵊn-ˌȯid, ˈad-ˌnȯid \

medical Definition of adenoid

1 : of, like, or relating to glands or glandular tissue; especially : like or belonging to lymphoid tissue
2 : of or relating to the adenoids
  • in the adenoid region of the pharynx
3 a : of, relating to, or affected with abnormally enlarged adenoids
  • a severe adenoid condition
  • an adenoid patient
b : characteristic of one affected with abnormally enlarged adenoids
  • adenoid facies

2

adenoid

noun

medical Definition of adenoid

1 : an abnormally enlarged mass of lymphoid tissue at the back of the pharynx characteristically obstructing the nasal and ear passages and inducing mouth breathing, nasality, postnasal discharge, and dullness of facial expression usually used in plural


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