pae·on 
(pēən, -ŏn′)
(pēən, -ŏn′)n.
In quantitative verse, a foot of one long syllable and three short syllables occurring in any order.
[Latin paeōn, from Greek paiōn, from paiān, paiōn, paean; see PAEAN.]
- differential equation
- differential gear
- differentially
- differential rate
- differentiate
- differentiation
- differently
- differently abled
- differentness
- difficult
- difficultly
- difficulty
- diffidence
- diffident
- diffidently
- diffract
- diffraction
- diffraction grating
- diffractive
- diffractively
- diffractiveness
- diffuse
- diffusely
- diffuseness
- diffuser