radiation
gb/ɹˌeɪdiˈeɪʃən/ us/ɹˌeɪdiˈeɪʃən/
B1
Engelsk
~ 4600
Betydninger
0 betydninger
Substantiv
B1
event
1
energy sent out as waves or particles
Energy that comes from a source as waves or tiny particles, often from the sun or dangerous materials.
Bruksmønster:
[something] gives off radiation
Vanlig feil:
Learners sometimes confuse 'radiation' with 'radio' or 'radiator', but they are unrelated concepts.
Synonymer
emission (A general term for something being sent out, not limited to energy.)
Antonymer
absorption (The process of taking in energy or particles rather than emitting them.)
Ordkombinasjoner
radiation exposure
|radiation levels
|radiation therapy
|solar radiation
|ionizing radiation
Temaer
science
|environment
|health
|nature
Eksempler
- The scientists measured the amount of radiation coming from the reactor.
- Too much exposure to UV radiation can damage your skin.
- The satellite collects data on solar radiation.
- Radiation from the radioactive waste is dangerous to humans.
- Lead shielding can block most types of harmful radiation.
Eksempler for deg som lærer
- The sun gives us light and radiation.
- Radiation from the sun can be strong in summer.
- Some machines use radiation to take pictures inside the body.
- Too much radiation is bad for health.
Substantiv
technical
B2
action
2
medical use of radiation to treat disease
A medical treatment that uses powerful radiation to kill cancer cells.
Bruksmønster:
receive radiation for [an illness]
Vanlig feil:
Learners may confuse 'radiation' (treatment) with 'radiation' as harmful exposure; context is important.
Synonymer
radiotherapy (Technical medical term for this treatment.)
Antonymer
chemotherapy (A different type of cancer treatment using drugs instead of radiation.)
Ordkombinasjoner
radiation therapy
|radiation treatment
|undergo radiation
Temaer
medicine
|health
|science
Eksempler
- She is undergoing radiation for breast cancer.
- Radiation is often combined with chemotherapy for better results.
- The patient completed six weeks of daily radiation treatments.
Eksempler for deg som lærer
- He gets radiation to treat his cancer.
- My aunt had radiation after surgery.
- Radiation can help kill cancer cells.
Substantiv
B2
event
3
spreading outward from a central point
When something spreads out from the center in all directions.
Synonymer
dispersion (Focuses on scattering, not necessarily from a central point.)
Antonymer
concentration (Gathering together toward a central point.)
Ordkombinasjoner
heat radiation
|wave radiation
Temaer
science
|space
Eksempler
- The design shows the radiation of lines from the center.
- Heat radiation occurs when warmth spreads out from a hot object.
- The explosion caused the radiation of shock waves in all directions.
Eksempler for deg som lærer
- The sun makes heat radiation.
- The lines show the radiation from the middle point.
- Radiation happens when heat moves away from something hot.
Grammatikk
Oppslagsform
radiation
IPA
GB/ɹˌeɪdiˈeɪʃən/
US/ɹˌeɪdiˈeɪʃən/
Stavelser og trykk
ra - di - ation (3 stavelser)
Stress on 3rd syllable (ation)
Bøyingsformer
Noun
- Base: radiation
- Plural: radiation, radiations
Ordfamilie
Forms
radiations
noun
Core family
Negative and opposite forms
nonradioactive
adjective
Advanced or less common
irradiate
verb
irradiation
noun
radiotherapy
noun
Uttrykk
radiation sickness
1/ɹˌeɪdiˈeɪʃən sˈɪknəs/
fixed phrase
technical
illness from too much radiation exposure
A serious illness caused by too much exposure to dangerous radiation.
Eksempler
- Several workers developed radiation sickness after the accident.
- Radiation sickness can cause vomiting, hair loss, and even death.
radiation therapy
1/ɹˌeɪdiˈeɪʃən θˈɛɹəpi/
fixed phrase
technical
treatment using controlled radiation doses
A medical treatment that uses controlled amounts of radiation to kill cancer cells or other harmful cells.
Eksempler
- She is receiving radiation therapy for her lung cancer.
- Radiation therapy is often combined with surgery for better results.
solar radiation
1/sˈoʊlɚ ɹˌeɪdiˈeɪʃən/
fixed phrase
technical
energy coming from the sun
Energy from the sun that travels as light or other invisible waves.
Eksempler
- Solar radiation is stronger at high altitudes.
- Plants use solar radiation to make food through photosynthesis.