hepta
Greek for seven
Hepta is a prefix meaning seven, from Greek.
It appears in technical and scientific terms: a heptagon has seven sides, a heptathlon has seven events, heptane is a hydrocarbon with seven carbon atoms.
The prefix is less common than its Latin counterpart sept-.
Seven-day span
- daysTwenty-four-hour spans
- rainbowRefracted light arc
- colorsVisual spectrum variations
- notesBrief written records
musical scale · continents · seas · wonders · sins · virtues · dwarfs · samurai
Seven-sided polygon
- polygonMultisided plane figure
- sidesLateral edges or teams
- verticesCorner points of shapes
- anglesRotation between intersecting lines
regular · irregular · convex · plane · shape · figure · two-dimensional · perimeter
Root-modifying front element
- sevenFourth prime number
- numericalRelating to figures
- etymologyWord origin study
- alphabetLanguage's letter system
classical · linguistic · root · derived · compound · scientific · nomenclature · taxonomy
week
Seven-day span
notes · musical scale · continents · seas · wonders · sins · virtues · dwarfs · samurai · hills
septagon
Seven-sided polygon
angles · regular · irregular · convex · plane · shape · figure · two-dimensional · perimeter · area
prefix
Root-modifying front element
alphabet · classical · linguistic · root · derived · compound · scientific · nomenclature · taxonomy · chemistry