单词 | pharyngeal tonsil |
释义 | > as lemmaspharyngeal tonsil pharyngeal tonsil n. [after scientific Latin tonsilla pharyngea (1862 or earlier)] a mass of lymphoid tissue found on the posterior wall and roof of the nasopharynx, the enlargement of which gives rise to the condition known as adenoids. ΚΠ 1869 Lancet 4 Dec. 772/1 In all cases of cleft palate in young children, the so-called pharyngeal tonsil is very prominent. 1957 Encycl. Brit. I. 159/2 Adenoids. A condition, commonly found in children, produced by excessive growth of the pharyngeal tonsil or adenoid. 1992 Jrnl. Compar. Pathol. 106 228 The pharyngeal tonsil is well developed at birth. < as lemmas |
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