реакти́в — meaning in English

English meaning

• agent noun A person who acts on behalf of another, especially in business or legal matters.
• precursor noun Something or someone that comes before and leads to, or signals, what follows.
• reactor noun A structure or device that produces energy through a controlled nuclear reaction.
• reagent noun A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.

Senses

реакти́в is used for these senses in English:

• agent An active power or cause or substance; something (e.g. biological, chemical, thermal, etc.) that has the power to produce an effect.
• precursor (chemistry) One of the compounds that participates in the chemical reaction that produces another compound.
• reactant (chemistry) Any of the participants present at the start of a chemical reaction, specifically one that is consumed during the reaction.
• reactor (chemistry) A chemical substance which responds to the presence of, or contact with, another substance.
• reagent (chemistry) A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.

agent — full definition

1. noun A person who acts on behalf of another, especially in business or legal matters.
2. noun A person who works, often secretly, for a government or intelligence organization.
3. noun A substance or force that produces an effect.

Related Russian words