Collins COBUILD Advanced Learner's English Dictionary - cathode
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Cathode
cathode
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1.
noun Etymology: Greek kathodos way down, from kata- + hodos way Date: 1834 1. the electrode of an electrochemical cell at which reduction occurs: a. the negative terminal of an electrolytic cell b. the positive terminal of a galvanic cell 2. the electron-emitting electrode of an electron tube; broadly the negative electrode of a diode — compare anode • cathodal adjective • cathodally adverb • cathodic adjective • cathodically adverb ...Merriam-Webster Collegiate Dictionary
2.
n. (also kathode) Electr. 1 the negative electrode in an electrolytic cell or electronic valve or tube. 2 the positive terminal of a primary cell such as a battery (opp. ANODE). Phrases and idioms cathode ray a beam of electrons emitted from the cathode of a high-vacuum tube. cathode-ray tube a high-vacuum tube in which cathode rays produce a luminous image on a fluorescent screen. Usage Abbr.: CRT. Derivatives cathodal adj. cathodic adj. Etymology: Gk kathodos descent f. kata down + hodos way ...Толковый словарь английского языка Oxford English Reference
3.
1) катод 2) анод (в гальванических и аккумуляторных элементах) 3) эмиттер (диода, тиристора) - activated cathode - angle cathode - arc cathode - arc-resistant cathode - barium cathode - basket cathode - bifilar cathode - brush cathode - central cathode - coated cathode - cold cathode - completed cathode - composite cathode - dipped cathode - dip cathode - directly heated cathode - dispenser cathode - drum cathode - equipotential cathode - evaporated cathode - fast-warmup cathode - field-emission cathode - field radiating cathode - filamentary cathode - film-coated cathode - film cathode - flooding gun cathode - flowing cathode - flow cathode - fluidized-bed cathode - gauze cathode - gun cathode - hollow cathode - hot cathode - impregnated cathode - incandescent cathode - indirectly heated cathode - ionic-heated cathode - lining cathode - liquid cathode - matrix cathode - matrix-type cathode - mercury-pool cathode - mesh cathode - molten cathode - multiple-tiered cathode - nonplating cathode - overflow-type cathode - overflow cathode - oxide-coated cathode - oxide cathode - pasted cathode - photoelectric cathode - photoemissive cathode - photoemitter cathode - point cathode - pool cathode - preheated cathode - ribbed cathode - sandwich cathode - separately heated cathode - slot cathode - target cathode - unipotential cathode - virtual cathode - wire cathode ...Большой Англо-русский Русско-английский политехнический словарь
4.
1) катод 2) эмиттер (транзистора) – dispenser cathode – erasing-gun cathode – filamentary cathode – flooding-gun cathode – gun cathode – heater-type cathode – photoelectric cathode – reading-gun cathode – TM cathode – transistor cathode – viewing-gun cathode – virtual cathode – writing-gun cathode – unipotential cathode ...Англо-русский Русско-английски словарь по телекоммуникациям
5.
катод катодный cathode is blacked out — катод отравляется to age a cathode — тренировать катод to compact a cathode —спрессовывать катод to deposit at a cathode — осаждаться на катоде to exhaust a cathode — истощать катод - L-type cathode - arc cathode - beam cathode - beam-forming cathode - bright-emitting cathode - cold cathode - directly heated cathode - dispenser cathode - filamentary cathode - flood-gun cathode - glow-discharge cathode - heater cathode - indirectly heated cathode - matrix cathode - mercury-pool cathode - oxide-coated cathode - photoemissive cathode - point cathode - pure cathode - ribbon-type cathode - secondary-emission cathode - sleeve cathode - slit cathode - starter cathode - thermionic cathode - thoriated-tungsten cathode - translucent cathode - tungsten-carbide cathode - tunnel cathode - virtual cathode - wire cathode ...Англо-русский Русско-английский научно-технический словарь
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8.
~ n technical the negative electrode from which electric current leaves a piece of equipment like a battery (1) (- compare anode) ...Longman Dictionary of Contemporary English
9.
- 1834, from Gk. cathodos "a way down," from kata- "down" + hodos "way." Cathode ray first attested 1880, but the phenomenon known from 1859; cathode ray tube is from 1905. ...Английский Этимологический словарь
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