noun🔗ShareThymusdrüseA ductless gland, consisting mainly of lymphatic tissue, located behind the top of the breastbone. It is most active during puberty, after which it shrinks in size. It plays an important role in the development of the immune system and produces lymphocytes.""During childhood, the thymus helps the body learn to fight off infections, but it becomes smaller as we get older." "In der Kindheit hilft die Thymusdrüse dem Körper, Infektionen zu bekämpfen, aber sie wird kleiner, wenn wir älter werden.bodyorgananatomyphysiologymedicinebiologyChat with AIVocabulary GamePractice Reading