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Odd vs Periodic - What's the difference?

odd | periodic | Synonyms |

Odd is a synonym of periodic.


As an initialism odd

is oppositional defiant disorder.

As a noun periodic is

newspaper.

odd

English

Adjective

(en-adj)
  • (not comparable) Single; sole; singular; not having a mate.
  • (obsolete) Singular in excellence; unique; sole; matchless; peerless; famous.
  • Singular in looks or character; peculiar; eccentric.
  • Strange, unusual.
  • *
  • , title=(The Celebrity), chapter=5 , passage=We made an odd party before the arrival of the Ten, particularly when the Celebrity dropped in for lunch or dinner. He could not be induced to remain permanently at Mohair because Miss Trevor was at Asquith, but he appropriated a Hempstead cart from the Mohair stables and made the trip sometimes twice in a day.}}
  • (not comparable) Occasional; infrequent.
  • * (Sir Walter Scott), Guy Mannering – or The Astrologer
  • I assure you, if I were Hazlewood I should look on his compliments, his bowings, his cloakings, his shawlings, and his handings with some little suspicion; and truly I think Hazlewood does so too at some odd times.
  • (not comparable) Left over, remaining when the rest have been grouped.
  • (not comparable) Casual, irregular, not planned.
  • (not comparable, in combination with a number, not comparable) About, approximately.
  • (not comparable) Not divisible by two; not even.
  • Synonyms

    * (not having a mate) single, mismatched * (strange) bizarre, peculiar, queer, rum, strange, unusual, weird, fremd * (about) about, approximately, around * See also

    Antonyms

    * (not divisible by two) even

    Derived terms

    * oddball * odd duck * odd one out * odds

    Anagrams

    * *

    periodic

    English

    Alternative forms

    * periodick (obsolete)

    Etymology 1

    From (etyl) .

    Adjective

    (-)
  • Relative to a period or periods.
  • Having repeated cycles.
  • *{{quote-book, year=1899, author=(Stephen Crane)
  • , title=, chapter=1 , passage=There was some laughter, and Roddle was left free to expand his ideas on the periodic visits of cowboys to the town. “Mason Rickets, he had ten big punkins a-sittin' in front of his store, an' them fellers from the Upside-down-F ranch shot 'em up […].”}}
  • Occurring at regular intervals.
  • Periodical.
  • (label) Pertaining to the revolution of a celestial object in its orbit.
  • For which any return to it must occur in multiples of k time steps, for some k>1.
  • (label) Having a structure characterized by periodic sentences.
  • (label) Relating to, derived from, or designating, the highest oxygen acid (HIO) of iodine.
  • Antonyms
    * (astronomy) non-periodic * (mathematics) aperiodic
    Derived terms
    (terms derived from periodic) * periodic classification * periodic function * periodic law * periodic system * periodic table

    Etymology 2

    Adjective

    (-)
  • Of or derived from a periodic acid.
  • Derived terms
    * periodate * periodic acid English heteronyms ----