fulcrum /ˈfʊl.krəm/ noun (PLURAL fulcrums or SPECIALIZED fulcra)
F0 [C] SPECIALIZED the point at which a bar, or something that is balancing, is supported or balances:
» A seesaw balances at its fulcrum.See picture: fulcrum 
Thesaurus+: ↑Machine parts
F0 [S] FORMAL the main thing or person needed to support something or to make it work or happen:
» The fulcrum of the debate/argument is the individual's right to choose.Thesaurus+: ↑Important and essential things , ↑Information and messages- ♯ Inserting and forcing things into other things
- ♯ Inspiration and inspiring
- ♯ Inspiring dislike
- ♯ Inspiring feelings in others
- ♯ Instructions and orders
- ♯ Insults and abuse
- ♯ Insurance
- ♯ Intelligence
- ♯ Intelligent people
- ♯ Intensifying expressions
- ♯ Interest and excitement
- ♯ Interior decoration
- ♯ Interjections
- ♯ International politics and government
- ♯ Internet terminology and abbreviations
- ♯ Interrupting and preventing from speaking
- ♯ In the future and soon
- ♯ In the past
- ♯ Inventing, designing and innovation
- ♯ Invertebrates
- ♯ Investing money
- ♯ Investment and stock markets
- ♯ Inviting and summoning
- ♯ Irrelevant
- ♯ Islam