| (เนื่องจากผลลัพธ์จากการค้นหา catalepsis มีน้อย ระบบจึงเลือกคำใหม่ให้โดยอัตโนมัติ: catalysis) |
มีผลลัพธ์ที่ไม่แสดงผลอยู่ | Catalepsis | { ‖ } n. [ NL. catalepsis, fr. Gr. &unr_; a seizure, fr. &unr_; to seize upon; kata` down + &unr_; to take, seize. ] (Med.) A sudden suspension of sensation and volition, the body and limbs preserving the position that may be given them, while the action of the heart and lungs continues. [ 1913 Webster ] Variants: Catalepsy | | Catalysis | n.; pl. Catalyse. ety>[ ML., fr. Gr. &unr_; dissolution, fr. &unr_; to destroy, dissolve; kata` down, wholly + &unr_; to loose. ] [ 1913 Webster ] 1. Dissolution; degeneration; decay. [ R. ] [ 1913 Webster ] Sad catalysis and declension of piety. Evelyn. [ 1913 Webster ] 2. (Chem.) (a) A process by which a chemical reaction is accelerated in the presence of certain agents which were formerly believed to exert an influence by mere contact. It is now believed that such reactions are attended with the formation of an intermediate compound or compounds, so that by alternate composition and decomposition the agent is apparenty left unchanged; as, the catalysis of making ether from alcohol by means of sulphuric acid; or catalysis in the action of enzymes (as diastase, or ptyalin) on starch. (b) The catalytic force. [ 1913 Webster +PJC ] |
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| | | catalysis | (คะแทล'ลิซิส) n. การเร่งปฏิกิริยาทางเคมีโดยการเติมสารกระตุ้น, ปฏิกิริยาระหว่างบุคคลหรือแรงโดยมีตัวกระตุ้นที่ไม่ถูกกระทบกระเทือน, See also: catalytic adj. ดูcatalysis pl. catalyses, Syn. katalysis, stimulation | | autocatalysis | (ออโทคะแทล'ลิซิส) n., (pl. -ses) ภาวะที่เพิ่มขึ้นของปฏิกริยาทางเคมีเนื่องจากตัวกระตุ้น (catalyst) ที่เกิดขึ้น. -autocatalytic adj. |
| | | | catalysis | (n) acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction, Syn. contact action |
| | Catalysis | n.; pl. Catalyse. ety>[ ML., fr. Gr. &unr_; dissolution, fr. &unr_; to destroy, dissolve; kata` down, wholly + &unr_; to loose. ] [ 1913 Webster ] 1. Dissolution; degeneration; decay. [ R. ] [ 1913 Webster ] Sad catalysis and declension of piety. Evelyn. [ 1913 Webster ] 2. (Chem.) (a) A process by which a chemical reaction is accelerated in the presence of certain agents which were formerly believed to exert an influence by mere contact. It is now believed that such reactions are attended with the formation of an intermediate compound or compounds, so that by alternate composition and decomposition the agent is apparenty left unchanged; as, the catalysis of making ether from alcohol by means of sulphuric acid; or catalysis in the action of enzymes (as diastase, or ptyalin) on starch. (b) The catalytic force. [ 1913 Webster +PJC ] |
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