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thymus

A Dictionary of Psychology

thymus n. A double-lobed endocrine gland situated just below the thyroid gland at the base of the neck, formerly believed to be vestigial in adults but now known to have a crucial role in the lymphatic system and to be the source of T lymphocytes.[From Greek thymos the sweetbread or thymus gland]

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© A Dictionary of Psychology 2001, originally published by Oxford University Press 2001.

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