研究社 新和英中辞典

かくさん^１ 拡散

【物】 diffusion

〈核兵器などの〉 proliferation

気体の拡散

the diffusion of gases

拡散する

diffuse

proliferate

核兵器の拡散を防ぐ

check the spread [proliferation] of nuclear weapons; prevent nuclear proliferationかく^３(核拡散防止条約).

斎藤和英大辞典

拡散

読み方 かくさん

名詞

Diffusion （of gas）:（=する） to diffuse

JMdict

拡散

読み方：かくさん

（名詞、サ変名詞、形容詞相当語句／ノ形容詞） scattering; diffusion; spread (e.g. signal across the spectrum)

和英マシニング用語集

拡散

diffusion

マイクロソフト用語集

拡散

対訳 diffusion

コンピューター用語辞典

拡散

読み方 カクサン

diffusion

機械工学英和和英辞典

拡散

diffusion

電気制御英語辞典

拡散

dispersion

和英河川・水資源用語集

拡散

spreading; diffusivity; exosmose; exosmosis; diffusion

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拡散〔原子力〕

diffusion

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拡散（水の）

water spreading

法令用語日英標準対訳辞書

拡散

diffusion

使い分け基準

原則

proliferation

使い分け基準

核兵器等

学術用語英和対訳集

拡散

divergence; diffusion

JST科学技術用語日英対訳辞書

拡散

D; diffusion method; divergence; scattering; diffusing capacity; diffusion

英和防災用語集

拡散

diffusion

脱原発和英小辞典

拡散

diffusion (気体などの); proliferation (核兵器の)

英和医学用語集

拡散

diffusion method，scattered，diffusion

ライフサイエンス辞書

拡散

***** かくさん

(n) diffusion ****

(n) spread ****

(vt) (aj) diffuse ****

(aj) diffusional ***

(aj) diffusive ***

関連語

延展, 拡散性, 広汎性, 散在性, 伝播, 汎発性, 広がる, 広げる, びまん性, 蔓延, 流布, 瀰漫性

同義語（異表記）

diffusion

用例

diffusion [拡散]

The interface is a diffusion bottleneck when the ordered phase is dispersed. (Nat Mater)

The most common vesicle preparation method involves diffusion of water into a lamellar gel. (Nat Mater)

simple diffusion [単純拡散]

Transport could conceivably occur by simple diffusion. (Neuron)

Concerning flux across the plasma membrane, simple diffusion of ascorbic acid plays only a small or negligible role. (Annu Rev Nutr)

This mobility was not directed but was governed by simple diffusion. (Science)

lateral diffusion [側方拡散]

We also simultaneously measure temporal variations in the lateral diffusion of these proteins. (J Cell Biol)

passive diffusion [受動拡散]

With the short application time, passive diffusion did not deliver a significant amount of the ion into the eye. (Invest Ophthalmol Vis Sci)

Passive diffusion of these proteins occurred in parallel with transport. (Proc Natl Acad Sci USA)

facilitated diffusion [促進拡散]

Facilitated diffusion has almost exclusively been studied in vitro. (Mol Microbiol)

Location of the DNA target site by the protein commonly involves facilitated diffusion. (Mol Microbiol)

用例

spread [〜の普及]

Dramatic differences in the carriage and spread of accessory genes, including those involved in virulence and resistance, contribute to the emergence of new strains with healthcare implications. (Trends Microbiol)

spread [〜の蔓延]

The high prevalence of the parasite in cattle presents a significant risk for transmission to human beings and further spread of this neglected zoonotic disease. (Lancet)

These cells produce antibodies that limit disease by neutralizing a toxin or blocking the spread of the infectious agent. (Nat Med)

spread [広がる，広げる]

In each case one virus made the original transfer and spread worldwide, and then further adaptation resulted in the emergence of variants worldwide. (Annu Rev Microbiol)

Variance in fitness can be reduced by physiology or behavior that spreads risk of encountering an unfavorable environment over time or space. (Annu Rev Entomol)

spread to [〜へ広がる]

Thus, the DCC binds first to recruitment sites, then spreads to neighboring X regions to accomplish chromosome-wide gene repression. (Science)

spread to [〜へ転移する]

However, S. typhi has evolved the ability to spread to the deeper tissues of humans, including liver, spleen and bone marrow. (Nature)

spread to [〜へ伝染する]

Bacterial, fungal, viral, and parasitic pathogens all can spread to the eye. (Lancet)

spread over [〜にわたって広がる]

Resistance of Plasmodium falciparum to the antimalarial drug sulfadoxine-pyrimethamine is a result of extremely rare mutations that have spread over large geographical areas. (Trends Parasitol)

用例

diffuse [拡散した]

Rather, the amount of diffuse intracellular huntingtin predicts whether and when inclusion body formation or death will occur. (Nature)

SV40 sequences were found most frequently in diffuse large B-cell and follicular-type lymphomas. (Lancet)

diffuse [拡散する]

Secretory products can both diffuse, although very slowly, through the meshwork pores and interact noncovalently with the matrix. (J Biol Chem)

diffuse in [〜の中に拡散する]

The medication is more widely diffused in the body by jet injection than by the needle-and-syringe technique. (JAMA)

概念ツリー

物理現象　Physical Phenomena

物理的過程　Physical Process

拡散　Diffusion

促進拡散　Facilitated Diffusion

熱拡散　Thermal Diffusion

化学現象　Chemical Phenomena

化学反応　Chemical Process

物理化学反応　Physicochemical Process

拡散　Diffusion

促進拡散　Facilitated Diffusion

熱拡散　Thermal Diffusion

化学現象　Chemical Phenomena

物理化学現象　Physicochemical Phenomena

物理化学反応　Physicochemical Process

拡散　Diffusion

促進拡散　Facilitated Diffusion

熱拡散　Thermal Diffusion

diffusionの共起表現

spreadの共起表現

diffuseの共起表現

diffusionalの共起表現

diffusiveの共起表現

日本語WordNet(英和)

拡散

【動詞】

1 circulate, go around, spread

広く知れ渡り、伝わっている

(become widely known and passed on)

the rumor spread うわさの広がり

2 interpenetrate, pervade, riddle, permeate, imbue, diffuse, penetrate

普及する、または拡散する

(spread or diffuse through)

An atmosphere of distrust has permeated this administration 不信のムードは、この政権に広がった music penetrated the entire building 音楽はビル全体に響き渡った His campaign was riddled with accusations and personal attacks 彼のキャンペーンは、非難と個人的な攻撃が行き渡った

3 propagate, spread

配布されるか、広範囲に広がった

(become distributed or widespread)

the infection spread 感染拡大 Optimism spread among the population 集団の間で広がった楽観主義

4 disperse

（光）がスペクトルの光線に分かれる

(separate (light) into spectral rays)

the prosm disperses light プリズムは光を拡散させる

5 spread out, diffuse, fan out, spread

外側に動く

(move outward)

The soldiers fanned out 兵士は散開した

6 overspread, spread

横切って、あるいはその上に広がる

(spread across or over)

A big oil spot spread across the water 海を越えて広げられる大手石油会社点

【名詞】

1 spreading, spread

幅広い範囲やスペースや時間の広がりを拡張する行為

(act of extending over a wider scope or expanse of space or time)

2 dissemination, diffusion

拡散あるいは分散する特性

(the property of being diffused or dispersed)

3 scatter, spread

四方八方へ、でたらめに分散すること

(a haphazard distribution in all directions)

4 dispersion, scattering

広範囲に広がること、または追い散らすこと

(spreading widely or driving off)

5 spreading, spread

広範囲に渡ってまき散らし広げる過程や結果

(process or result of distributing or extending over a wide expanse of space)

6 diffusion

ある物質が、その物質の濃度の高い所から低いところへ動く過程

(the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration)

>>「拡散」に関する類語一覧

日英・英日専門用語辞書

拡散

diffuse，spreading，diffusivity，divergence，diffusive，scattering，spread，diffusion，dispersion

クロスランゲージ 37分野専門語辞書

拡散

diffusing capacity; divergence; diffuse transmission; diffusion; proliferation; scattering; diffuse; diffusion method

Weblio英和対訳辞書

拡散

diffusion

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拡散

Molecular diffusion

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