thymus
noun /ˈθaɪməs/
/ˈθaɪməs/
(also thymus gland)
(anatomy)- an organ in the neck that produces lymphocytes (= cells to fight infection)Word Originlate 16th cent. (denoting a growth or tumour resembling a bud): from Greek thumos ‘excrescence like a thyme bud, thymus gland’.