secreting
121chemoreception — chemoreceptive /kee moh ri sep tiv, kem oh /, adj. /kee moh ri sep sheuhn, kem oh /, n. the physiological response to chemical stimuli. [1915 20; CHEMO + RECEPTION] * * * Sensory process by which organisms respond to external chemical stimuli, by …
122chordate — /kawr dayt/, Zool. adj. 1. belonging or pertaining to the phylum Chordata, comprising the true vertebrates and those animals having a notochord, as the lancelets and tunicates. n. 2. a chordate animal. [1885 90; see CHORDATA] * * * Any member of… …
123digestion — digestional, adj. /di jes cheuhn, duy /, n. 1. the process in the alimentary canal by which food is broken up physically, as by the action of the teeth, and chemically, as by the action of enzymes, and converted into a substance suitable for… …
124gastroenteritis — gastroenteritic /gas troh en teuh rit ik/, adj. /gas troh en teuh ruy tis/, n. Pathol. inflammation of the stomach and intestines. [1815 25; GASTROENTER(O) + ITIS] * * * Acute infectious syndrome of the stomach lining and intestines. Symptoms… …
125geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …
126immune system — Anat. a diffuse, complex network of interacting cells, cell products, and cell forming tissues that protects the body from pathogens and other foreign substances, destroys infected and malignant cells, and removes cellular debris: the system… …
127integument — /in teg yeuh meuhnt/, n. 1. a natural covering, as a skin, shell, or rind. 2. any covering, coating, enclosure, etc. [1605 15; < L integumentum a covering. See IN 2, TEGUMENT] Syn. 1. cortex, involucre, involucrum. * * * Covering of the body,… …
128lymph node — any of the glandlike masses of tissue in the lymphatic vessels containing cells that become lymphocytes. Also called lymph gland. [1890 95] * * * Small, rounded mass of lymphoid tissue contained in connective tissue. They occur all along… …
