delta (redirected from deltaic)

δ /δ/ (delta, the fourth letter of the Greek alphabet) heavy chain of IgD; δ chain of hemoglobin.

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delta /del·ta/ (delt´ah)

1. the fourth letter of the Greek alphabet; see also δ-.

2. a triangular area.

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del·ta (dlt)

n.

1. Symbol , The fourth letter of the Greek alphabet.

2. The fourth one in a series.

3. A surface or part that resembles a triangle, such as the terminus of a pattern in a fingerprint or the shape of a muscle.

adj.

1. Of or characterizing the atom or radical group that is fourth in position from the functional group of atoms in an organic molecule.

2. Of or relating to one of four closely related chemical substances.

3. Relating to or characterizing a polypeptide chain that is one of five types of heavy chains present in immunoglobins.

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delta

[del′tə]

Δ, δ, fourth letter of the Greek alphabet.

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delta [del´tah]

1. the fourth letter of the Greek alphabet, Δ or δ; used in chemical names to denote the fourth of a series of isomeric compounds or the carbon atom fourth from the carboxyl group, or to denote the fourth of any series.

2. a triangular area.

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delta,

n a Greek letter symbolized by upper case Δ or lower case δ. See also Greek letters.

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delta

1. the fourth letter of the Greek alphabet, Δ or δ; used in chemical names to denote the fourth of a series of isomeric compounds or the carbon atom fourth from the carboxyl group, or to denote the fourth of any series.

2. a triangular area.

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delta T lymphocyte

see T lymphocyte.