hydrate
/haɪˈdreɪt/ (bre, ipa) · [hˈaɪdrˌet] /ˈhaɪdreɪt/ (ame, ipa) · [hˈaɪdrˌet] /ˈhī-ˌdrāt/ (ame, mw) · /ˈhaɪ.dreɪt/ (bre, ipa) · [hˈaɪdrˌet] /ˈhaɪ.dreɪt/ (ame, ipa)
hydrate — verb
- hydratepresent simple I / you / we / they
- hydrateshe / she / it
- hydratedpast simple
- hydrating-ing form
1. to provide your body with enough water or liquid so that it stays healthy and fu
to provide your body with enough water or liquid so that it stays healthy and functions well
Vikram stopped to hydrate at a small fountain near the park entrance.
The nurse told Jude to hydrate every hour by drinking a full glass of water.
hydrate + by [drinking method]
Manuela always carries a large bottle so she can hydrate during long meetings.
After working in the garden all morning, Hassan needed to sit down and hydrate.
The coach reminded the young players to hydrate before the second half began.
- dehydrate
to lose water from the body, causing it to function poorly
文法句型
hydrate + [body/yourself]
[person] + hydrate
用法筆記
Frequently used without an object in everyday speech (e.g. 'remember to hydrate'), though the core meaning is transitive.
常見錯誤
2. to cause a substance to take in water and hold it within its structure
to cause a substance to take in water and hold it within its structure
Omar added a few drops of water to the dry powder to hydrate it.
hydrate + [substance]
When builders hydrate cement powder, it hardens into a strong solid block.
Trang watched the lab technician hydrate the sample with three drops of water.
The gardener decided to hydrate the dry soil before planting the new rose bushes.
The instructions said to hydrate the clay first with a small amount of water.
- dehydrate
to remove water from a substance, often by heating or drying
文法句型
hydrate + [substance/material]
用法筆記
Subject is usually a person performing a laboratory or industrial procedure. Distinguish from sense 1 (TAKE IN FLUIDS): this sense refers to adding water to non-living materials, not to the body.
3. (of a chemical substance) to naturally take in water and form a new compound tha
(of a chemical substance) to naturally take in water and form a new compound that contains it
The salt crystals began to hydrate as soon as the jar was left open.
intransitive: [substance] + hydrate
Certain minerals hydrate over time if stored in a damp room.
The powder hydrated slowly, turning from white to a clear gel overnight.
When exposed to moist air, the compound starts to hydrate within a few hours.
The chemist explained that the crystals would hydrate if left near the open window.
- absorb
broader term; can refer to taking in any liquid or gas, not just water
- dehydrate
to lose chemically bound water, often through heating
文法句型
[substance] + hydrate
用法筆記
Intransitive only; the substance itself is the subject. Distinguish from sense 2 (ADD WATER TO): no external agent causes the process — it happens naturally when the substance meets moisture.
hydrate — noun
- hydratesingular
- hydratesplural
1. a solid chemical substance in which water molecules are bound into the crystal s
a solid chemical substance in which water molecules are bound into the crystal structure
Copper sulfate is a blue hydrate that turns white when the water is removed.
a [colour] hydrate
The textbook showed a hydrate with water molecules trapped inside its crystal.
Yael heated the hydrate to remove the water and then weighed the dry solid.
Gypsum is a common hydrate found in drywall and in plaster used for building.
The students studied how a hydrate changes colour when it loses its water content.
- anhydride
a compound from which water has been chemically removed
用法筆記
Common in chemistry and materials science; often contrasted with 'anhydrous' (water-free) forms of the same compound.