Dictionary > Signature

Signature

signature
1. A sign, stamp, or mark impressed, as by a seal. The brain, being well furnished with various traces, signatures, and images. (I. Watts) The natural and indelible signature of god, which human souls . . . Are supposed to be stamped with. (Bentley)
2. Especially, the name of any person, written with his own hand, employed to signify that the writing which precedes accords with his wishes or intentions; a sign manual; an autograph.
3. (Science: physiology) An outward mark by which internal characteristics were supposed to be indicated. Some plants bear a very evident signature of their nature and use. (dr. H. More)
4. (Science: medicine) A resemblance between the external characters of a disease and those of some physical agent, for instance, that existing between the red skin of scarlet fever and a red cloth; supposed to indicate this agent in the treatment of the disease.
5. The designation of the key (when not C major, or its relative, A minor) by means of one or more sharps or flats at the beginning of the staff, immediately after the clef, affecting all notes of the same letter throughout the piece or movement. Each minor key has the same signature as its relative major.
6. A letter or figure placed at the bottom of the first page of each sheet of a book or pamphlet, as a direction to the binder in arranging and folding the sheets. The printed sheet so marked, or the form from which it is printed; as, to reprint one or more signatures.
star signatures (as A, 1) are the same characters, with the addition of asterisks, used on the first pages of offcuts, as in 12mo sheets.
7. (Science: pharmacology) That part of a prescription which contains the directions to the patient. It is usually prefaced by S or Sig. (an abbreviation for the latin signa, imperative of signare to sign or mark).
Origin: F. (cf. It. Signatura, segnatura, Sp. & LL. Signatura), from L. Signare, signatum. See Sign.


You will also like...

Direct and indirect physiologic effects of growth hormone
Animal Growth Hormones

Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..

Biological Cell Defense
Biological Cell Defense

Organisms employ different strategies to boost its defenses against antigens. Humans have an immune system to combat pat..

Angle Oak Tree
Seed Plants

Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..

New Zealand Flora & Fauna
Ecology & Biodiversity: New Zealand Flora & Fauna

New Zealand is known for its unique biodiversity, caused by its remarkable geography and geologic history. Breaking away..

Physiological Homeostasis
Physiological Homeostasis

Homeostasis is essential to maintain conditions within the tolerable limits. Otherwise, the body will fail to function p..

Cells in different stages of meiosis
Meiosis – The Genetics of Reproduction

Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..