astigmatism

意味: 乱視

例文: Kai blamed his math mistake on mild astigmatism.
　　  カイは数学ミスを軽度の乱視のせいにした。

定義: 通常、角膜の不規則な構造から生じる視力障害, 近視の人々で一般的な

コロケーション:

astigmatismは4,000,000語に1回程度の頻出度です。

Definitions(定義)

Noun: (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
Noun: (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point

Parts of Speech(品詞)

Noun

Examples(例文)

Synonyms/Antonyms(類語/反意語)

Synonyms(類語): astigmatism, astigmia

Antonyms(反意語): stigmatism

Hypernyms/Hyponyms(上位語/下位語)

Hypernyms (General categories)(上位語): ametropia, condition

Coordinate Terms(同じ上位語をもつもの): absolution, anchorage, astigmatism, atmosphere, atonicity, automation, brutalization, celibacy, circumstance, climate, comfort, condemnation, curvature, danger, decline, deification, despair, difficulty, discomfort, dishabille, disorderliness, diversification, diversity, dominance, dryness, economic condition, emptiness, encapsulation, ennoblement, environmental condition, exoneration, eye condition, facilitation, financial condition, frizz, fruition, fullness, guilt, hairlessness, health, homelessness, hopefulness, hospitalization, hyalinization, hyperopia, identification, immunity, impaction, impropriety, improvement, impurity, iniquity, innocence, ionization, irradiation, lactosuria, laxness, leakiness, light, lubrication, malady, mechanization, mode, motivation, mummification, mutism, myopia, nakedness, need, niche, noise conditions, nomination, normality, orderliness, participation, physical condition, place, polarization, prepossession, preservation, prognathism, protuberance, psychological state, purity, regularization, reinstatement, repair, rustication, rustiness, safety, sanitary condition, saturation, scandalization, serration, silence, situation, ski conditions, soundness, standardization, stigmatism, submission, subservience, susceptibility, tension, tilth, unsoundness, unsusceptibility, urbanization, vacuolization, virginity, way, wetness

Hyponyms (Specific examples)(下位語): keratectasia, keratoconus

Derivationally Related Words(派生語)

Derivationally Related Words: astigmatic

Categories(カテゴリー)

Domain Categories: general

Usage Category: rare

Usage Context: general

Grammatical Notes:

Prefixes/Suffixes(接頭辞/接尾辞)

Prefixes(接頭辞):

Suffixes(接尾辞):

Exam Level

Media Appearance(メディア登場例)

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Other Information(その他)

Is Abstract?(抽象的な言葉?) Yes

Is Emotion Word?(感情的な言葉?) No

Emotion Categories: