[hahy-druh-kahr-buh n, hahy-druh-kahr-] /ˌhaɪ drəˈkɑr bən, ˈhaɪ drəˌkɑr-/
any of a class of compounds containing only hydrogen and , as an alkane, methane, CH 4 , an alkene, ethylene, C 2 H 4 , an alkyne, acetylene, C 2 H 2 , or an aromatic compound, benzene, C 6 H 6 .
any organic compound containing only carbon and hydrogen, such as the alkanes, alkenes, alkynes, terpenes, and arenes
“compound of hydrogen and carbon,” 1826, formed in English from hydrogen + carbon.
hydrocarbon hy·dro·car·bon (hī’drə-kär’bən)
An organic compound, such as benzene and methane, that contains only carbon and hydrogen.
Any of numerous organic compounds, such as benzene, that contain only carbon and hydrogen.
Chemical compounds whose main feature is a long chain of carbon atoms bonded to hydrogen atoms. Hydrocarbons are organic molecules.
Note: Many hydrocarbons are used as fuels. Some examples of hydrocarbon fuels are the components of gasoline; methane, which is the main ingredient of natural gas; and some components of wood.
[hahy-druh-kast] /ˈhaɪ drəˌkæst/ noun 1. a process in which water is collected at various depths in a device with bottles clamped together, providing data on differing water characteristics. hydrocast (hī’drə-kāst’) The process of using a device consisting of several water-collection bottles, such as Nansen bottles, that are wired and clamped together and used to collect […]
[hahy-druh-seel] /ˈhaɪ drəˌsil/ noun, Pathology. 1. an accumulation of serous fluid, usually about the testis. /ˈhaɪdrəʊˌsiːl/ noun 1. an abnormal collection of fluid in any saclike space, esp around the testicles hydrocele hy·dro·cele (hī’drə-sēl’) n. A pathological accumulation of serous fluid in a bodily cavity, especially in the scrotal pouch.
hydrocelectomy hy·dro·ce·lec·to·my (hī’drə-sĭ-lěk’tə-mē) n. Excision of a hydrocele.
[hahy-druh-sel-yuh-lohs] /ˌhaɪ drəˈsɛl yəˌloʊs/ noun 1. a gelatinous substance obtained by the partial hydrolysis of , used chiefly in the manufacture of paper, mercerized cotton, and viscose rayon. /ˌhaɪdrəʊˈsɛljʊˌləʊs; -ˌləʊz/ noun 1. a gelatinous material consisting of hydrated cellulose, made by treating cellulose with water, acids, or alkalis: used in making paper, viscose rayon, and […]