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Tau

speaker

Meaning

Noun

In Föhr-Amrum North Frisian, Heligolandic North Frisian, Limousin, Sylt North Frisian & Greek letter names:
The
Τ/τ in the Greek
; being the
of the Classical and Modern Greek, and the
of the Old and Ancient Greek
s.
Alternative form of
; the 22nd and last
of many Semitic alphabets/abjads, including Phoenician, Aramaic, Hebrew, Syriac, and Arabic.
In Limousin:
A Τ-shaped
or
; a Saint Anthony's
, sometimes
as a
symbol.
In Christianity & Limousin:
  • A Τ-shaped
    or
    ; a Saint Anthony's
    , sometimes
    as a
    symbol.
  • A
    with a Τ-shaped head.
  • The
    (☥).
    In Astronomy:
    Chiefly
    τ: used to
    the
    (usually
    ) in a constellation.
    In Finance:
    A
    of the
    of the value of an
    to changes in the
    of the price of the
    asset.
    In Mathematics:
    Chiefly
    τ: an
    and
    the
    of the
    of a Euclidean
    to its
    ,
    to
    the value of
    (2π;
    6.2831853071).
    In Neurology & Limousin:
    Short for
    (“a
    especially in the
    of the human
    that
    , and when
    is associated with
    of
    such as Alzheimer's and Parkinson's diseases”).
    In Subatomic particles & Leptons:
  • Chiefly
    τ.
  • Short for
    or
    (“an
    which is a type of
    , having a
    almost
    that of a
    ,
    , and a
    of ½; it
    into
    (usually
    ) or other
    , and
    ; a
    on”).
  • In Subatomic particles:
  • Chiefly
    τ.
  • Short for
    , now known as a kaon.
  • In Medicine:
    Abbreviation of treatment as usual.

    Name

    A
    from Chinese.
    Sourced from
    Wiktionary

    Origin

    tau
    English
    arrow
    ταῦ
    Ancient Greek (to 1453)
    Sourced from
    Etym
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