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Del vs Diel - What's the difference?

del | diel |

As a noun del

is noon.

As an adjective diel is

(biology) having a 24 hour period regardless of day or night.

del

English

Etymology 1

From delta, the symbol being an inverted delta

Noun

(en noun)
  • (analysis) The symbol ? used to denote the gradient operator.
  • (mathematics) the symbol , in the context of a partial differential
    • Synonyms
    * atled, nabla
    See also
    *

    Etymology 2

    See

    Noun

    (en noun)
  • (obsolete) a part, portion

    • Etymology 3

    Shortening

    Abbreviation

    (Abbreviation) (head)
  • delegate
  • delegation
  • delete
  • delineavit

    • Anagrams

    * ----

    diel

    English

    Adjective

    (-)
  • (biology) Having a 24 hour period regardless of day or night

    • See also

    * diurnal * nocturnal

    References

    * OED 2006

    Anagrams

    * ----