[hahy-puh-thal-uh-muh s] /ˌhaɪ pəˈθæl ə məs/
noun, plural hypothalami
[hahy-puh-thal-uh-mahy] /ˌhaɪ pəˈθæl əˌmaɪ/ (Show IPA). Anatomy.
a region of the brain, between the and the midbrain, that functions as the main control center for the autonomic nervous system by regulating sleep cycles, body temperature, appetite, etc., and that acts as an endocrine gland by producing hormones, including the releasing factors that control the hormonal secretions of the pituitary gland.
noun (pl) -mi (-ˌmaɪ)
a neural control centre at the base of the brain, concerned with hunger, thirst, satiety, and other autonomic functions
1896, coined 1893 in German from Greek hypo- “under” (see sub-) + thalamus “part of the brain where a nerve emerges.”
hypothalamus hy·po·thal·a·mus (hī’pō-thāl’ə-məs)
The part of the brain that lies below the thalamus, forming the major portion of the ventral region of the diencephalon, and that regulates bodily temperature, certain metabolic processes, and other autonomic activities.
hy’po·tha·lam’ic (-thə-lām’ĭk) adj.
The part of the brain in vertebrate animals that lies below the thalamus and cerebrum. The hypothalamus controls the autonomic nervous system and the secretion of hormones by the pituitary gland. Through these nerve and hormone channels, the hypothalamus regulates many vital biological processes, including body temperature, blood pressure, thirst, hunger, and the sleep-wake cycle.
The part of the brain that controls hunger, thirst, and body temperature and regulates various activities in the body connected with metabolism, including the maintaining of water balance. The hypothalamus also controls the action of the pituitary gland.
[hahy-puh-thal-uh s, hip-uh-] /ˌhaɪ pəˈθæl əs, ˌhɪp ə-/ noun, plural hypothalli [hahy-puh-thal-ahy, hip-uh-] /ˌhaɪ pəˈθæl aɪ, ˌhɪp ə-/ (Show IPA) 1. a layer of hyphae rimming the of certain lichens. 2. a filmlike residue at the base of the sporangia of certain slime molds.
[hahy-poth-ik, hi-] /haɪˈpɒθ ɪk, hɪ-/ noun 1. Roman and Civil Law. a mortgage or security held by a creditor on the property of a debtor without possession of it, created either by agreement or by operation of law. 2. (in some modern legal systems) a security interest created in immovable property. /haɪˈpɒθɪk/ noun 1. (Roman […]
/ˌhaɪpəʊˈθiːkə/ noun (pl) -cae (-siː) 1. the inner and younger layer of the cell wall of a diatom Compare epitheca
[hahy-poth-i-ker-ee, hi-] /haɪˈpɒθ ɪˌkɛr i, hɪ-/ adjective 1. of or relating to a . 2. created or secured by a .