Wordul · all words

noun · 3 syllables · /ˈreɪ.di.aɪ/

RADII

What does "RADII" mean?

The plural of radius: lines from a circle's center to its edge, or the forearm bones.

Meanings

  1. Plural of radius - straight lines from the center of a circle or sphere to its circumference or surface. All the radii of a circle are exactly equal in length. technical
  2. Plural of radius - the shorter, thumb-side bones of the forearm. The X-ray showed both radii had healed cleanly. technical

Did you know?

  • 'Radii' keeps its Latin plural ending: 'radius' meant a wheel spoke or ray in Latin, and like 'cacti' and 'fungi', it forms its plural with -i rather than the English -es.

Word origin

Latin plural of 'radius', meaning a spoke, ray, or rod; English keeps the original Latin '-i' plural alongside the regular 'radiuses'.

Remember it

RADII ends in two I's because it's the Latin plural - two spokes pointing out from the same hub.

A little poem

From one still point a hundred spokes
reach out, each equal, none the first-
the wheel forgets which line it broke.

tercet

What it teaches

Every line that reaches a circle's edge measures the same - distance from a true center is always fair.

Quick facts

What does RADII mean?

The plural of radius: lines from a circle's center to its edge, or the forearm bones.

Is RADII a valid word?

Yes — RADII is one of the answer words in Wordul, the daily word game.

How many letters is RADII?

RADII has 5 letters and 3 syllables.

Where does RADII come from?

Latin plural of 'radius', meaning a spoke, ray, or rod; English keeps the original Latin '-i' plural alongside the regular 'radiuses'.

What can RADII teach us?

Every line that reaches a circle's edge measures the same - distance from a true center is always fair.

How players do

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