harden
harden
become hard
Learn harden with free cards in 30 seconds.
10 minutes a day can add up to 3,000 words a year. Spaced flashcards bring each word back when it is time to remember it.
harden fits your vocabulary level. Check your level if you are not sure.

How many words can you learn in a year?
If you learn 8-10 new words a day and review them regularly with flashcards, you can cover about 3,000 words in a year.
ZapomniEnglish brings words back at the right time: difficult words appear more often, familiar words less often.
Not sure what pace to start with? Check your vocabulary level and we will suggest words for your level.
We count words you add to learning and review regularly. Active use grows gradually and depends on practice.
| Pace | Per day | Per year | Best for |
|---|---|---|---|
| Easy | 3 words | ≈ 1,100 words | starting without pressure |
| Balanced | 5 words | ≈ 1,800 words | steady growth |
| Recommended | 8 words | ≈ 2,900 words | around 3,000 words a year |
| Fast | 10 words | ≈ 3,650 words | visible vocabulary growth |
| Intensive | 15 words | ≈ 5,500 words | strong motivation |
harden with Russian translation
harden usage examples
Дайте клею затвердеть в течение часа.
Leave the glue to harden for an hour.
Краска будет затвердевать быстрее в прохладном помещении.
The paint will harden faster in a cool room.
Learn by topic
harden belongs to the topic "Colors and Materials". Start with a short 7-word set so the word is easier to remember in context.
harden synonyms
What's the difference between harden / set / stiffen / congeal / dry / coagulate
general verb for becoming hard (physically or figuratively)
The glue will harden after a few hours.
Клей затвердеет через несколько часов.
Let the cake set before you remove it from the pan.
Дайте пирогу застыть, прежде чем вынимать его из формы.
become rigid or less flexible; used for bodies and materials
His muscles stiffened in the cold.
Его мышцы окостенели на холоде.
literary/specialized: a liquid thickens and becomes a gel or solid mass
The fat in the cooling pan began to congeal.
Жир в охлаждающейся сковороде начал сгуститься.
Let the paint dry before applying another coat.
Дайте краске высохнуть перед нанесением следующего слоя.
medical/chemical: proteins or blood clot — more technical
The enzyme causes the milk to coagulate.
Фермент вызывает свертывание молока.
formation of crystals — narrower, scientific; also figurative for ideas becoming clear
Salt crystallized on the surface as the water evaporated.
Соль кристаллизовалась на поверхности по мере испарения воды.
in materials — hardening (e.g. concrete, resins); in medicine — to heal (different meaning)
The epoxy must cure for 24 hours to reach full strength.
Эпоксидная смола должна отвердеть в течение 24 часов, чтобы достичь полной прочности.
to become jelly-like; also figurative — to come together or take shape (plans)
The solution gels into a sticky mass at low temperature.
Раствор превращается в липкую массу при низкой температуре.
become thicker or denser; does not necessarily imply hardening
Add flour to thicken the sauce.
Добавьте муки, чтобы загустить соус.
What's the difference
More related word breakdowns
Short comparisons help you choose the right word by meaning, context, and typical examples.

В чем разница в английском между carry, wear, tote и lug
Carry — нести или иметь при себе, wear — носить на теле, tote — таскать с собой, lug — тащить тяжёлое с усилием.

В чем разница в английском между whole, entire, complete и intact
Разница между whole, entire, complete и intact: целое, весь объем, завершенность и сохранность без повреждений.

В чем разница в английском между choose, pick, select и opt for
Разница между choose, pick, select и opt for: обычный выбор, разговорный выбор, выбор из списка и осознанное предпочтение.
Related words and lists for harden
How to pronounce harden and what this word means
harden translation: затвердевать. This page includes translation, pronunciation, transcription, audio, usage examples and related words.
how to pronounce harden
/tə ˈhɑːdən/
harden translation
затвердевать
harden examples
Leave the glue to harden for an hour.
harden transcription
/tə ˈhɑːdən/, /tu ˈhɑrdən/
How this dictionary entry is reviewed
ZapomniEnglish prepares dictionary data automatically, then the editorial workflow checks high-frequency words, top lists, and pages that already receive search impressions first.
Questions about this word
harden meaning: what does it mean?
become hard
harden pronunciation: how do you pronounce it?
harden is pronounced as /tə ˈhɑːdən/. Audio is available on this page when the word has a recording.
harden definition and sentence examples: how is it used in a sentence?
Leave the glue to harden for an hour. Translation: Дайте клею затвердеть в течение часа.
Is harden part of Colors and Materials vocabulary?
Yes, harden (затвердевать) can be learned in the Colors and Materials topic. This semantic link helps build related word lists and topic-based practice.
Is harden part of Clothing and Fashion vocabulary?
Yes, harden (затвердевать) can be learned in the Clothing and Fashion topic. This semantic link helps build related word lists and topic-based practice.
Learn harden in your vocabulary
Add this word to practice, repeat it with audio, examples and your own word lists.