Columbia Encyclopedia

Search results

500 results found

prosthesis

(Encyclopedia)prosthesis prŏsˈthĭsĭs [key]: see artificial limb. ...

menopause

(Encyclopedia)menopause klīmăkˈtərĭk, klīˌmăktĕrˈĭk [key], transitional phase in a woman's life when the ovaries stop releasing eggs, ovarian production of estrogen and other hormones tapers off, and men...

vein

(Encyclopedia)CE5 Cross section of vein showing valves vein, blood vessel that returns blood to the heart. Except for the pulmonary vein, which carries oxygenated blood from the lungs to the heart, veins carry ...

beta-blocker

(Encyclopedia)beta-blocker or beta-adrenergic blocking agent bāˈtə ădˌrənûrˈjĭk [key], drug that reduces the symptoms connected with hypertension, cardiac arrhythmias, angina pectoris, migraine headaches, ...

Fort Lauderdale

(Encyclopedia)Fort Lauderdale lôˈdərdāl [key], residential, commercial, and resort city (2020 pop. 182,760), seat ...

blood pressure

(Encyclopedia)blood pressure, force exerted by the blood upon the walls of the arteries. The pressure in the arteries originates in the pumping action of the heart, and pressure waves can be felt at the wrist and a...

Hofu

(Encyclopedia)Hofu hōˈfo͞o [key], city, Yamaguchi prefecture, SW Honshu, Japan, on the Suo Sea. It is a ...

Matsubara

(Encyclopedia)Matsubara mätso͞oˈbärä [key], city (1990 pop. 135,919), Osaka prefecture, SW Honshu, Japan. It is an industrial and residential suburb of Osaka known for the production of cultured and artificial...

life support system

(Encyclopedia)life support system: see artificial life support; Life Support for Human Spaceflight under space science. ...

Browse by Subject