C1 noun Formal

presolvant

/priːˈsɒlvənt/

A chemical substance or agent applied to a surface or material before the main cleaning or dissolving process to loosen contaminants. It is primarily used in industrial degreasing, dry cleaning, and specialized laboratory procedures to enhance the efficiency of the primary solvent.

Exemplos

3 de 5
1

Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.

Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.

2

The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.

The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.

3

You'll need a bit of presolvant to get that sticky residue off the windshield.

You'll need a bit of presolvant to get that sticky residue off the windshield.

Família de palavras

Substantivo
presolvant
Verb
presolve
Adjetivo
presolving
Relacionado
solvent
💡

Dica de memorização

Think of 'Pre' (before) and 'Solvant' (to dissolve). It is the liquid you use 'before' the main 'solvent' to do the heavy lifting.

Quiz rápido

The technician recommended using a heavy-duty ________ before the steam cleaning process to ensure all oil was removed.

Correto!

A resposta correta é: presolvant

Exemplos

1

Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.

everyday

Apply the presolvant to the grease stain and let it sit for five minutes before starting the wash cycle.

2

The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.

formal

The safety protocol requires technicians to use a non-corrosive presolvant when preparing the titanium components.

3

You'll need a bit of presolvant to get that sticky residue off the windshield.

informal

You'll need a bit of presolvant to get that sticky residue off the windshield.

4

The experiment demonstrated that using a polar presolvant significantly increased the yield of the extracted alkaloids.

academic

The experiment demonstrated that using a polar presolvant significantly increased the yield of the extracted alkaloids.

5

We are currently negotiating a bulk contract for the supply of high-grade industrial presolvants for our manufacturing plants.

business

We are currently negotiating a bulk contract for the supply of high-grade industrial presolvants for our manufacturing plants.

Família de palavras

Substantivo
presolvant
Verb
presolve
Adjetivo
presolving
Relacionado
solvent

Colocações comuns

industrial presolvant industrial presolvant
apply a presolvant apply a presolvant
chemical presolvant chemical presolvant
presolvant spray presolvant spray
presolvant bath presolvant bath

Frases Comuns

presolvant application

the act of applying a presolvant

dwell time for presolvant

the time a presolvant must remain on a surface to work

rinse away the presolvant

to wash off the initial cleaning agent

Frequentemente confundido com

presolvant vs solvent

A solvent is the primary dissolving agent, while a presolvant is a preliminary agent used to prepare the surface.

presolvant vs preservative

A preservative keeps a substance from decaying, whereas a presolvant is used to help clean or dissolve something.

📝

Notas de uso

The term is technical and most common in manufacturing, chemistry, and professional cleaning industries. It is often used as a countable noun when referring to different types of chemical mixtures.

⚠️

Erros comuns

Learners often misspell the word as 'presolvent' (though both are technically used, 'presolvant' is frequent in specialized technical data sheets influenced by French nomenclature). It should not be used as a verb in general conversation.

💡

Dica de memorização

Think of 'Pre' (before) and 'Solvant' (to dissolve). It is the liquid you use 'before' the main 'solvent' to do the heavy lifting.

📖

Origem da palavra

Derived from the Latin prefix 'prae-' (before) and the verb 'solvere' (to loosen or untie).

Padrões gramaticais

Countable noun Usually takes the plural form 'presolvants' when discussing various chemical types Often functions as a noun adjunct in phrases like 'presolvant treatment'

Quiz rápido

The technician recommended using a heavy-duty ________ before the steam cleaning process to ensure all oil was removed.

Correto!

A resposta correta é: presolvant

Palavras relacionadas

complement

A2

A thing that completes or brings to perfection something else. In grammar, it refers to a word or phrase that follows a verb and provides more information about the subject or object.

compound

A2

Describes something that is made of two or more separate parts or elements joined together. It is often used to talk about words, sentences, or chemical substances that have multiple components.

conceive

A2

To form an idea, plan, or concept in the mind. It is also the medical term used to describe when a woman becomes pregnant.

confer

A2

To discuss something with other people in order to reach a decision or exchange ideas. It can also mean to officially give an honor, title, or degree to someone.

conform

A2

To behave according to rules, standards, or what is expected by a group of people. It means to fit in or act in a way that matches others.

consecutive

A2

Following one after another in a continuous series without any breaks. It describes things that happen in a logical order, like numbers (1, 2, 3) or days (Monday, Tuesday, Wednesday).

consistency

A2

Consistency is the quality of always acting or behaving in the same way. it also describes how thick or smooth a liquid or substance is.

disclude

B1

Describing a state where someone or something is left out, omitted, or not allowed to participate in a group or activity. It refers to the condition of being kept apart from a whole or a set.

antiformous

B1

Describes a shape or structure that is curved or folded upwards like an arch. It is most often used in geology and geometry to describe a convex surface.

interspect

B1

Describing a person who is thoughtful and focused on their own internal thoughts and feelings. It refers to the act of looking inward to examine one's own emotions and motives rather than focusing on external things.

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