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Hamiltonian.

Of, attributed to or inspired by the Irish mathematician, astronomer and physicist William Rowan Hamilton (1805–1865).

11 characters4 syllables approx.English language

Meaning & usage

adj/ˌhæmɪlˈtəʊ.ni.ən/Received-Pronunciation/ˌhæmɪlˈtoʊ.ni.ən/General-American
  1. Of, attributed to or inspired by the Irish mathematician, astronomer and physicist William Rowan Hamilton (1805–1865).

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  2. That visits each vertex exactly once.

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  3. Containing a Hamiltonian cycle.

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  4. Advocated by American politician Alexander Hamilton (1755–1804).

    US · historical · not-comparable
  5. Relating to James Hamilton (1769–1831), or his method of teaching languages without grammar, by a literal interlinear word-for-word translation.

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  6. Of, relating to, or in the literary style of Edmond Hamilton (1904–1977), American science fiction writer.

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  7. Relating to Sir William Hamilton, 9th Baronet (1788–1856), Scottish metaphysician.

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Where this word comes from

Etymology tree English Hamilton Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Proto-Indo-European *-nós Proto-Italic *-nos Proto-Italic *-ānos Latin -ānus Latin -iānusbor. English -ian English Hamiltonian From Hamilton (a surname) + -ian.

noun/ˌhæmɪlˈtəʊ.ni.ən/Received-Pronunciation/ˌhæmɪlˈtoʊ.ni.ən/General-American
  1. A function (of time), denoted H, that corresponds to the total energy of the system.

  2. The observable, denoted H, that corresponds to the total energy of the system.

  3. A member of the faction of the US government in the George Washington administration led by Alexander Hamilton.

    US · historical
Where this word comes from

Etymology tree English Hamilton Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Proto-Indo-European *-nós Proto-Italic *-nos Proto-Italic *-ānos Latin -ānus Latin -iānusbor. English -ian English Hamiltonian From Hamilton (a surname) + -ian.

adj/ˌhæmɪlˈtəʊ.ni.ən/Received-Pronunciation/ˌhæmɪlˈtoʊ.ni.ən/General-American
  1. Of or relating to any city named Hamilton.

Where this word comes from

Etymology tree English Hamilton Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Proto-Indo-European *-nós Proto-Italic *-nos Proto-Italic *-ānos Latin -ānus Latin -iānusbor. English -ian English Hamiltonian From Hamilton (a place name) + -ian.

noun/ˌhæmɪlˈtəʊ.ni.ən/Received-Pronunciation/ˌhæmɪlˈtoʊ.ni.ən/General-American
  1. A native or inhabitant of any city named Hamilton.

Where this word comes from

Etymology tree English Hamilton Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Proto-Indo-European *-nós Proto-Italic *-nos Proto-Italic *-ānos Latin -ānus Latin -iānusbor. English -ian English Hamiltonian From Hamilton (a place name) + -ian.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.