Etymology
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hypothalamus (n.)

1896, coined 1893 in German from Greek hypo- "under" (see hypo-) + thalamus "part of the brain where a nerve emerges." So called for its position below and in front of the thalamus.

Entries linking to hypothalamus

hypo- 
word-forming element meaning "under, beneath; less, less than" (in chemistry, indicating a lesser oxidation), from Greek hypo (prep. and adverb) "under, beneath; up from under; toward and under (i.e. into)," from PIE root *upo "under."
*upo 

Proto-Indo-European root meaning "under," also "up from under," hence "over."

It forms all or part of: above; assume; Aufklarung; eave; eavesdropper; hyphen; hypo-; hypochondria; hypocrisy; hypotenuse; hypothalamus; hypothesis; hypsi-; hypso-; opal; open; oft; often; resuscitate; somber; souffle; source; soutane; souvenir; sub-; subject; sublime; subpoena; substance; subterfuge; subtle; suburb; succeed; succinct; succor; succubus; succumb; sudden; suffer; sufficient; suffix; suffrage; suggestion; summon; supine; supple; supply; support; suppose; surge; suspect; suspend; sustain; up; up-; Upanishad; uproar; valet; varlet; vassal.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit upa "near, under, up to, on," Greek hypo "under," Latin sub "under, below," Gothic iup, Old Norse, Old English upp "up, upward," Hittite up-zi "rises."

updated on May 20, 2017

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Definitions of hypothalamus from WordNet

hypothalamus (n.)
a basal part of the diencephalon governing autonomic nervous system;
From wordnet.princeton.edu, not affiliated with etymonline.

Dictionary entries near hypothalamus

hypomania

hyponymy

hypostasis

hypotaxis

hypotenuse

hypothalamus

hypothecate

hypothermia

hypotheses

hypothesis

hypothesise

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