English Reference
noun

synthesis

n.
US /ˈsɪnθəsəs/ UK /sˈɪnθəsˌɪs/ syn·the·sis

  1. 01 C1 Advanced Academic

    the act of combining different ideas, styles, or information to create a single, new result.

    the formation of a complex or coherent whole by combining simpler elements or disparate ideas.

    Simple

    The book is a perfect synthesis of history and fiction.

    In context

    His latest research represents a brilliant synthesis of traditional sociological theory and modern data analytics.

    Usage

    Often used with the preposition 'of' to describe the components being merged.

  2. 02 C1 Advanced Technical Science

    the process of making a chemical substance by combining simpler parts.

    the artificial execution of chemical reactions to obtain one or more products, typically involving the combination of simpler compounds.

    Simple

    The synthesis of new medicines takes many years of laboratory work.

    In context

    The laboratory successfully achieved the total synthesis of the alkaloid, a process previously thought to be impossible with current technology.

    Usage

    Commonly used in both biochemistry and industrial chemistry contexts.

  3. 03 C2 Proficiency AcademicFormal Philosophy

    the result of combining two opposite ideas to find a new truth.

    the third stage of the Hegelian dialectic, which reconciles the tension between a thesis and its antithesis.

    Simple

    The professor explained how the synthesis of these two theories created a new way of thinking.

    In context

    In the Hegelian framework, the synthesis does not merely cancel the preceding conflict but preserves and elevates the valid elements of both positions.

    Usage

    Specific to dialectical reasoning and formal logic.

  4. 04 C1 Advanced Technical Music

    creating complex sounds by combining simpler electronic signals.

    the technique of generating sound electronically by combining different frequencies or waveforms.

    Simple

    Modern music relies heavily on digital sound synthesis.

    In context

    Granular synthesis allows composers to manipulate tiny fragments of audio to create vast, evolving soundscapes.

    Usage

    Often used in the context of electronic music and audio engineering.

Usage new synthesis · synthesis of

The Stanford researchers picked the most promising 302 AI designs and synthesised them in the lab.

BBC News· 6 Aug 2026

The group combines material synthesis, in situ nanomechanical testing, and advanced atomic-scale microstructure analysis to develop metallic materials that are both strong and deformable.

ScienceDaily· 31 Jul 2026

From Latin synthesis, from Ancient Greek σύνθεσις (súnthesis, “a putting together; composition”), from συντίθημι (suntíthēmi, “put together, combine”), from συν- (sun-, “together”) + τίθημι (títhēmi, “set, place”). Doublet of sandhi.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Ancient Greek σύνθεσις
Level C1 · Advanced
Frequency Frequent
Updated