| 释义 |
emission
e·mis·sion E0112700 (ĭ-mĭsh′ən)n.1. The act or an instance of emitting.2. Something emitted.3. A substance discharged into the air, as by an internal combustion engine.
[Latin ēmissiō, ēmissiōn-, a sending out, from ēmissus, past participle of ēmittere, to send out; see emit.]emission (ɪˈmɪʃən) n1. the act of emitting or sending forth2. (General Physics) energy, in the form of heat, light, radio waves, etc, emitted from a source3. a substance, fluid, etc, that is emitted; discharge4. (General Physics) a measure of the number of electrons emitted by a cathode or electron gun: at 1000°C the emission is 3 mA. See also secondary emission, thermionic emission5. (Physiology) physiol any bodily discharge, esp an involuntary release of semen during sleep6. (Banking & Finance) an issue, as of currency[C17: from Latin ēmissiō, from ēmittere to send forth, emit] eˈmissive adje•mis•sion (ɪˈmɪʃ ən)
n. 1. an act or instance of emitting. 2. something emitted. 3. an official act of issuing, as paper money. 4. a measure of the number of electrons emitted by the heated filament or cathode of a vacuum tube. 5. an ejection or discharge of semen or other fluid from the body. [1600–10; (< Middle French) < Latin ēmissiō] e·mis·sion (ĭ-mĭsh′ən)1. The act or process of emitting: For environmental safety we must seek to reduce the factory's emission of fumes and smoke.2. Something that is emitted: harmful emissions from automobiles.emit, emission, emissary - Emit, emission, and emissary come from Latin emittere, "send out," and emit once meant "publish a book or notice."See also related terms for notice.Thesaurus| Noun | 1. | emission - the act of emitting; causing to flow forthemanationegression, egress, emergence - the act of coming (or going) out; becoming apparentradiation - the act of spreading outward from a central sourceventing, discharge - the act of venting | | 2. | emission - a substance that is emitted or releaseddischargematerial, stuff - the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"exudate, exudation - a substance that oozes out from plant porestransudate, transudation - a substance that transudeseffluvium - a foul-smelling outflow or vapor (especially a gaseous waste)rheum - a watery discharge from the mucous membranes (especially from the eyes or nose)vaginal discharge - discharge of secretions from the cervical glands of the vagina; normally clear or white | | 3. | emission - the release of electrons from parent atomsphotoemission - an emission of photoelectrons (especially from a metallic surface)field emission - the emission of electrons that are stripped from parent atoms by a high electric fieldphotoelectric emission - the release or absorption of quanta above a certain energy levelradioactivity, radiation - the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decayrelease - a process that liberates or discharges something; "there was a sudden release of oxygen"; "the release of iodine from the thyroid gland"secondary emission - the emission of electrons from a surface that is bombarded by higher energy primary electronsthermal emission, thermionic emission - the emission of electrons from very hot substances | | 4. | emission - any of several bodily processes by which substances go out of the body; "the discharge of pus"expelling, dischargebodily function, bodily process, body process, activity - an organic process that takes place in the body; "respiratory activity"ejaculation - the discharge of semen in malesexcreting, excretion, voiding, elimination, evacuation - the bodily process of discharging waste mattermenses, menstruation, catamenia, menstruum, period, flow - the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause; "the women were sickly and subject to excessive menstruation"; "a woman does not take the gout unless her menses be stopped"--Hippocrates; "the semen begins to appear in males and to be emitted at the same time of life that the catamenia begin to flow in females"--Aristotle | | 5. | emission - the occurrence of a flow of water (as from a pipe)flow, flowing - the motion characteristic of fluids (liquids or gases) |
emissionnoun giving off or out, release, shedding, leak, radiation, discharge, transmission, venting, issue, diffusion, utterance, ejaculation, outflow, issuance, ejection, exhalation, emanation, exudation the emission of gases such as carbon dioxideTranslationsemit (iˈmit) verb – past tense, past participle eˈmitted – to give out (light, heat, a sound, a smell etc). 發出(光、熱、聲音、氣味等) 发出，散发（光、热、声音、气味等） eˈmission (-ʃən) noun 發出 放射，散发 emission
emission1. energy, in the form of heat, light, radio waves, etc., emitted from a source 2. a measure of the number of electrons emitted by a cathode or electron gun 3. Physiol any bodily discharge, esp an involuntary release of semen during sleep emission 1. The release of light or other radiation from an excited atom or molecule, or the radiation so emitted. See emission spectrum; nonthermal emission; thermal emission. 2. The liberation of electrons from the surface of a solid or liquid. See photoelectric effect.emission[i′mish·ən] (electromagnetism) Any radiation of energy by means of electromagnetic waves, as from a radio transmitter. (meteorology) A natural or anthropogenic discharge of particulate, gaseous, or soluble waste material or pollution into the air. emissionThe radiation of energy (for example, electromagnetic, heat, light, or sound).emission
emission [e-mish´un] 1. a discharge.2. an involuntary discharge of semen.nocturnal emission reflex emission of semen during sleep.thermionic emission the application of heat, such as to a filament, resulting in the emission of electrons and ions.e·mis·sion (ē-mish'ŭn), A discharge; usually referring to a discharge of the male internal genital organs into the internal urethra; the contents of the organs, including sperm cells, prostatic fluid, and seminal vesicle fluid, mix in the internal urethra with mucus from the bulbourethral glands to form semen. Compare: ejaculation. [L. emissio, fr. e- mitto, to send out] emission The release of a gas, fluid or solid. See Alpha emission Otoacoustic emission. e·mis·sion (ē-mish'ŭn) A discharge; referring usually to a discharge of the male internal genital organs into the internal urethra; the contents of the organs, including sperm cells, prostatic fluid, and seminal vesicle fluid, mix in the internal urethra with mucus from the bulbourethral glands to form semen. [L. emissio, fr. e-mitto, to send out]emission A discharge of something. A nocturnal emission is an involuntary EJACULATION of semen, usually with orgasm, during sleep.Emission
EMISSION, med. jur. The act by which any matter whatever is thrown from the body; thus it is usual to say, emission of urine, emission of semen, &c.
2. In cases of rape, when the fact of penetration is proved, it may be left to the jury whether emission did or did not take place. Proof of emission would perhaps be held to be evidence of penetration. Addis. R. 143; 2 So. Car. Const. R. 351; 2 Chitty, Crim. Law, 810; 1 Beck's Med. Jur. 140 1 Russ. C. & M. 560; 1 East, P. C. 437. See EOS Mission Support Network
See EFemission
Synonyms for emissionnoun giving off or outSynonyms- giving off or out
- release
- shedding
- leak
- radiation
- discharge
- transmission
- venting
- issue
- diffusion
- utterance
- ejaculation
- outflow
- issuance
- ejection
- exhalation
- emanation
- exudation
Synonyms for emissionnoun the act of emittingSynonymsRelated Words- egression
- egress
- emergence
- radiation
- venting
- discharge
noun a substance that is emitted or releasedSynonymsRelated Words- material
- stuff
- exudate
- exudation
- transudate
- transudation
- effluvium
- rheum
- vaginal discharge
noun the release of electrons from parent atomsRelated Words- photoemission
- field emission
- photoelectric emission
- radioactivity
- radiation
- release
- secondary emission
- thermal emission
- thermionic emission
noun any of several bodily processes by which substances go out of the bodySynonymsRelated Words- bodily function
- bodily process
- body process
- activity
- ejaculation
- excreting
- excretion
- voiding
- elimination
- evacuation
- menses
- menstruation
- catamenia
- menstruum
- period
- flow
noun the occurrence of a flow of water (as from a pipe)Related Words |