انگلیسی

thermal

gb/θˈɚməl/ us/θˈɚməl/
B1 انگلیسی
~ 4800
معنی‌ها
۰ معنی
adjective B1 property
1

Related to heat or temperature

About heat or temperature, or made to keep heat in.

الگوی کاربرد: [thermal] [noun]
اشتباه رایج:
Learners sometimes confuse 'thermal' with 'thermometer', but 'thermal' describes something related to heat, not a measuring device.
هم‌معنی‌ها
heat-related (A more informal and less technical way of saying something is connected to heat.)
متضادها
cooling (Refers to reducing heat rather than relating to or keeping it.)
ترکیب‌های رایج
thermal energy |thermal insulation |thermal clothing |thermal camera |thermal conductivity
موضوع‌ها
science |technology |daily life |core_vocabulary
نمونه‌ها
  • The engineer measured the thermal properties of the new material.
  • I bought a thermal jacket for my trip to the mountains.
  • Thermal imaging can detect people in complete darkness.
  • The building uses thermal insulation to save energy.
  • Thermal energy from the sun powers the system.
نمونه‌های زبان‌آموزی
  • This blanket gives good thermal protection.
  • I wear thermal socks in winter.
  • The thermal camera can see heat.
  • The house has thermal windows.
  • We studied thermal energy in science class.
اسم technical B2 entity
2

Rising column of warm air

A movement of warm air going up into the sky, used by birds or people flying without engines.

الگوی کاربرد: [a] thermal
اشتباه رایج:
Learners may confuse this with 'thermal' meaning heat-related clothing; context usually clarifies.
هم‌معنی‌ها
updraft (More general term for rising air, not necessarily warm.)
متضادها
downdraft (A downward current of air, opposite of a rising warm current.)
ترکیب‌های رایج
ride a thermal |catch a thermal |thermal lift
موضوع‌ها
science |nature |aviation |travel
نمونه‌ها
  • The eagle circled in a thermal for several minutes.
  • Gliders often use thermals to stay in the air longer.
  • Thermals form over sun-heated ground on clear days.
نمونه‌های زبان‌آموزی
  • The bird flew up on a thermal.
  • Gliders can go higher when they find a thermal.
  • A thermal is warm air going up.
دستور زبان
صورت پایه
thermal
IPA
GB/θˈɚməl/
US/θˈɚməl/
هجاها و تکیه
thermal (۱ هجا)
Stress on 1st syllable (thermal)
صورت‌های واژه
Adjective
  • Base: thermal
Noun
  • Base: thermal
  • Plural: thermals
خانوادهٔ واژه
Forms
thermals noun
Core family
thermally adverb
Related words
thermometer noun B1 thermostat noun geothermal adjective
Negative and opposite forms
nonthermal adjective
Advanced or less common
thermodynamics noun thermodynamic adjective
عبارت‌ها

thermal conductivity

1
/θˈɚməl kˌɑndˌʌktˈɪvəti/
fixed phrase technical

Ability of material to pass heat through it

How easily heat moves through a material.

نمونه‌ها
  • Copper has high thermal conductivity, so it heats quickly.
  • Thermal conductivity is important in cooking pans.

thermal energy

1
/θˈɚməl ˈɛnɚd͡ʒi/
fixed phrase technical

Energy from heat in matter

Energy that comes from heat inside something.

نمونه‌ها
  • Solar panels can convert sunlight into thermal energy.
  • Boiling water contains a lot of thermal energy.

thermal imaging

1
/θˈɚməl ˈɪmɪd͡ʒɪŋ/
fixed phrase technical

Seeing heat with special cameras

Using a special camera to see where heat is.

نمونه‌ها
  • Thermal imaging can find people in dark places.
  • Firefighters use thermal imaging to see through smoke.

thermal shock

1
/θˈɚməl ʃˈɑk/
fixed phrase technical

Damage from quick temperature change

When something breaks because it gets hot or cold too fast.

نمونه‌ها
  • Pouring cold water on hot glass can cause thermal shock.
  • Thermal shock damaged the machine's parts.

thermal insulation

1
/θˈɚməl ˌɪnsəlˈeɪʃən/
fixed phrase

insulation that controls heat flow

Insulation that is used to stop heat moving from one place to another.

نمونه‌ها
  • Good thermal insulation in the walls keeps the house warm in winter and cool in summer.
  • The sleeping bag offers excellent thermal insulation even in freezing temperatures.
  • Builders now focus on improving thermal insulation to cut energy costs.

thermal insulation

2
/θˈɚməl ˌɪnsəlˈeɪʃən/
fixed phrase technical

Material that stops heat loss or gain

A material that keeps heat from moving in or out.

نمونه‌ها
  • The walls are filled with thermal insulation to keep the house warm.
  • Good thermal insulation can lower heating costs.

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