Etymograph

English

intergrade

Intergrade comes from Latin intergredior ‘to intergrade’, from gradior ‘to step, walk, stride’, and ultimately from Proto-Indo-European *gʰredʰ-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*gʰredʰ-1reconstructed
  2. Latinc. 75 BCE–200 CEgradior1‘to step, walk, stride’
  3. Latinc. 75 BCE–200 CEintergredior2‘to intergrade’
  4. Englishtodayintergrade2

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin intergredior
  2. 2 Wiktionary, English intergrade

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*gʰredʰ-Wiktionary, Latin intergrediorreconstructed
  2. Latinc. 75 BCE–200 CEgradiorWiktionary, Latin intergredior‘to step, walk, stride’
  3. Latinc. 75 BCE–200 CEintergrediorWiktionary, English intergrade‘to intergrade’
  4. EnglishtodayintergradeWiktionary, English intergrade

Linked words

through Proto-Indo-European *gʰredʰ-

degree, progressive, graduate, progression, retrograde, digression, gree, gradation, 23 more

through Latin gradior ‘to step, walk, stride’

congress, progress, aggression, ingredient, gradient, aggressor, digress, regress, 24 more

Today it means

verb To pass or change from one state to another by steps or stages.

Sources

Sources: Wiktionary, “intergrade”; the older steps come from the Wiktionary entry for Latin intergredior. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Proto-Indo-European *gʰredʰ- / intergrade

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