radiant
gb/ɹˈeɪdiənt/ us/ɹˈeɪdiənt/
B1
English
~ 5000
ragyogó, sugárzó, sugárzási, radiatív
B1
1
Usage pattern:
[something] is radiant
The radiant sun warmed the beach.
A ragyogó nap felmelegítette a strandot.
Her face was lit by the radiant glow of the campfire.
Az arcát a tábortűz ragyogó fénye világította meg.
The lamp emitted a radiant beam across the room.
Radiant heat filled the small cabin.
The diamond sparkled with radiant brilliance.
Learner examples
The sun is radiant in the morning.
Reggel ragyogóan süt a nap.
A fire is radiant at night.
Éjszaka a tűz ragyogó fényt ad.
The lamp is radiant in the dark.
The heater gives radiant warmth.
Common mistake:
Learners sometimes confuse 'radiant' with 'radioactive'; 'radiant' refers to light or heat, not radiation hazards.
Meaning
emitting bright light or heat
Collocations
radiant light
|radiant heat
|radiant energy
|radiant sun
Synonyms
luminous (Suggests steady, glowing light, often softer than 'radiant'.)
|
brilliant (Implies intense brightness, sometimes dazzling.)
Antonyms
dim (Lacking brightness or intensity of light.)
|
dull (Not bright, shining, or vivid.)
Themes
science
|nature
|daily life
Definition
Giving out bright light or heat.
Emitting bright light or heat from a source.
B1
2
Usage pattern:
[someone] is radiant
She looked radiant on her wedding day.
Ragyogóan nézett ki az esküvője napján.
His radiant smile lit up the room.
Sugárzó mosolya beragyogta a szobát.
After the good news, she was positively radiant.
The child was radiant with excitement.
He appeared radiant after his recovery.
Learner examples
She is radiant with joy.
Sugárzik az örömtől.
The bride is radiant.
A menyasszony ragyog.
He is radiant after the win.
Her face is radiant today.
Common mistake:
Some learners think 'radiant' here means 'bright in color', but it refers to expression and appearance.
Meaning
looking very happy and healthy
Collocations
radiant smile
|radiant bride
|radiant face
Synonyms
beaming (Suggests a broad, joyful smile or expression.)
|
glowing (Often implies health, happiness, or satisfaction visible on the face.)
Antonyms
gloomy (Looking unhappy or depressed.)
|
haggard (Looking tired and unhealthy.)
Themes
emotions
|daily life
|health
Definition
Looking very happy and healthy.
Looking extremely happy, healthy, or full of positive emotion, often in a way that is visually noticeable.
B2
TECHNICAL
3
Radiant heat travels through space without heating the air first.
A sugárzó hő úgy halad át a téren, hogy előbb nem melegíti fel a levegőt.
Solar panels capture radiant energy from sunlight.
A napelemek a napfény sugárzási energiáját hasznosítják.
Radiant transfer is important in thermal engineering.
Learner examples
The sun sends radiant energy to Earth.
A Nap sugárzási energiát küld a Földre.
A fire gives radiant heat.
A tűz sugárzó hőt ad le.
Radiant heat moves without air.
Meaning
related to radiation energy transfer
Collocations
radiant energy
|radiant flux
|radiant emission
Synonyms
emissive (Technical term for emitting radiation or light.)
Antonyms
conductive (Refers to energy transfer by direct contact, not radiation.)
Themes
science
|physics
Definition
About energy moving as waves or rays, not by touch or movement of air.
Relating to the transfer of energy by radiation rather than conduction or convection.
Grammar
Dictionary form
radiant
IPA
GB/ɹˈeɪdiənt/
US/ɹˈeɪdiənt/
Syllables & stress
ra - di - ant (3 syllables)
Stress on 1st syllable (ra)
Word forms
Adjective
- Base: radiant
Word family
Expressions
radiant smile
1/ɹˈeɪdiənt smˈaɪl/
fixed phrase
very bright and happy smile
A big, happy smile that seems full of light.
Examples
- His radiant smile made everyone feel welcome.
- She greeted us with a radiant smile.
radiant with joy
1/ɹˈeɪdiənt wˈɪθ d͡ʒˈɔɪ/
fixed phrase
looking very happy because of joy
Looking very happy because something good happened.
Examples
- She was radiant with joy after hearing the news.
- The parents were radiant with joy at their child's success.