Standard Lemma guide

Jeffersonian

adj · name · 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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  • Received-Pronunciation: /ˌd͡ʒɛfəˈsəʊ.ni.ən/
  • General-American: /ˌd͡ʒɛfɚˈsoʊ.ni.ən/
  • rhymes with -əʊniən
  • CMU ARPABET: JH EH2 F ER0 S OW1 N IY0 AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of or relating to Thomas Jefferson, or to his political theories.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

A sub-age from 475 to 473 million years ago, a subdivision of the Ordovician.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A follower of Thomas Jefferson, or an advocate of his political theories.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective

Meaning 4

relating to or characteristic of Thomas Jefferson or his principles or theories

Definition source: Princeton WordNet 3.0

Examples

  • Jeffersonian democracy

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

a follower of Thomas Jefferson or his ideas and principles

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: follower

History

Etymology

Etymology tree English Jefferson Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English Jeffersonian From Jefferson + -ian.