noun · 5 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/ˈsɪnəd͡ʒi/
Southern-England:Recorded audio is listed in the source snapshot.
US:sĭnʹər-jē
US:/ˈsɪnəɹd͡ʒi/
rhymes with -ɪnə(ɹ)d͡ʒi
CMU ARPABET:S IH1 N ER0 JH IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A synonym of binding energy.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: mathematics, sciences, systems-theory
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The cooperation of two or more nerves, muscles, organs, etc.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, physiology, sciences
Examples
the digestive synergy
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
The combined action of two or more drugs where the effects are stronger than their mere sum.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, pharmacology, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
Benefits resulting from combining different groups, people, objects or processes.
Definition source: English Wiktionary via Wiktextract
Usage: countable, figuratively, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
the working together of two things (muscles or drugs for example) to produce an effect greater than the sum of their individual effects
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.