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quaternary

/kwəˈtɜːnəri/

/kwəˈtɜrnɛri/

quaternarynoun

quaternaries

/kwəˈtɜːnəri/

/kwəˈtɝːneri/

Translations

четвертичный период

The Quaternary is the most recent geological time period.

Четвертичный период — это самый недавний геологический период.

Definitions

A group or set of four people or things.

The quaternary of musicians performed a beautiful symphony together.

(Chemistry) A quaternary ammonium compound or another compound in which a central atom is bonded to four substituents.

Quaternaries are widely used as antiseptics and surfactants.

Synonyms

quaternaryadjective

/kwəˈtɜːnəri/

/kwəˈtɜrnɛri/

Translations

четвертичный

The quaternary structure of proteins is crucial for their function.

Четвертичная структура белков имеет решающее значение для их функции.

Definitions

Relating to the number four or consisting of four parts.

The quaternary structure of the protein is crucial for its function.

Pertaining to the geological period following the Tertiary, marked by the emergence of humans and modern climatic conditions.

The Quaternary Period has seen significant fluctuations in global temperature.

Chemistry: Containing or involving four atoms, radicals, or valences; having a central atom bonded to four substituents.

Benzyltrimethylammonium chloride is a quaternary salt used as a phase-transfer catalyst.

Synonyms

fourth

fourfold

quartic

quaternaryproper noun

Definitions

The most recent geological time period, spanning from about 2.6 million years ago to the present, characterised by repeated glaciations and the evolution of Homo sapiens.

During the Quaternary, vast ice sheets advanced and retreated across the Northern Hemisphere.