non-infectious

/ˌnɒn.ɪnˈfek.ʃəs/ (bre, ipa) · /ˌnɑːn.ɪnˈfek.ʃəs/ (ame, ipa)

non-infectious — adjective

1. describing an illness whose germs do not spread between humans, animals, or crop

1.形容詞B2
釋義

describing an illness whose germs do not spread between humans, animals, or crops through contact, droplets, or shared objects

例句

Diabetes is a non-infectious disease, so Aylin did not have to wear a mask at her grandmother's bedside.

attributive: non-infectious + disease

The school nurse explained to the worried parents that eczema is non-infectious and the children could play together safely.

predicative: is non-infectious

同義詞
反義詞

文法句型

non-infectious + disease

be non-infectious

用法筆記

Subject is almost always a disease, illness, or medical condition. Frequently used in public-health writing to reassure that close contact is safe.

常見錯誤

Heloísa is non-infectious today.
Heloísa's flu is no longer infectious today.
💡describes the disease, not the patient.
a non-infectious smile
an unenthusiastic smile
💡non-infectious is medical, not a metaphor for 'not catching on'.

2. describing a person, animal, or biological sample that carries no germs capable

2.形容詞C1
釋義

describing a person, animal, or biological sample that carries no germs capable of giving an illness to anyone else

例句

Two weeks after starting treatment, Élise was officially non-infectious and could return to her job at the bakery.

predicative: declared non-infectious

The lab uses heat to make the virus samples non-infectious before students study them under the microscope.

render samples non-infectious

同義詞
反義詞
  • infectious

    carrying germs that can spread to others

  • contagious

    carrying germs that spread through close contact

文法句型

non-infectious + person / animal / sample

用法筆記

Subject is a person, animal, or biological material (sample, vaccine, culture). Distinguish from sense 1, where the subject is the disease itself.

常見錯誤

The measles is non-infectious in Apinya now.
Apinya is non-infectious now.
💡apply the adjective to the host, not to the disease, for this sense.