| saddle nose | A nose with markedly depressed bridge, seen in congenital syphilis or after injury from trauma or operation. (05 Mar 2000) |
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| saddle-backed | 1. Having the outline of the upper part concave like the seat of a saddle. 2. Having a low back and high neck, as a horse. Source: Websters Dictionary (01 Mar 1998) |
| saddle-shaped | Shaped like a saddle. <botany> Specifically: Bent down at the sides so as to give the upper part a rounded form. <geology> Bent on each side of a mountain or ridge, without being broken at top; said of strata. Source: Websters Dictionary (01 Mar 1998) |
| saddleback | 1. Anything saddle-backed; especially, a hill or ridge having a concave outline at the top. 2. <zoology> The harp seal. The great blackbacked gull (Larus marinus). The larva of a bombycid moth (Empretia stimulea) which has a large, bright green, saddle-shaped patch of colour on the back. See also: lordosis Source: Websters Dictionary (01 Mar 1998) |
| saddled | <zoology> Having a broad patch of colour across the back, like a saddle; saddle-backed. Source: Websters Dictionary (01 Mar 1998) |
| saddler | One who makes saddles. 2. <zoology> A harp seal. Source: Websters Dictionary (01 Mar 1998) |
| sadism | A condition in which there is a derivation of pleasure from inflicting pain, discomfort or humiliation on another person or persons. The sexual significance of sadistic wishes or behaviour may be conscious or unconscious. (12 Dec 1998) |
| sadist | One who practices sadism. (05 Mar 2000) |
| sadistic | Pertaining to or characterised by sadism. (05 Mar 2000) |
| sadomasochism | A form of perversion marked by enjoyment of cruelty and/or humiliation in its received or active and/or dispensed and passive form. Origin: sadism + masochism (05 Mar 2000) |
| sadomasochistic relationship | A relationship characterised by the complementary enjoyment of inflicting and suffering cruelty. (05 Mar 2000) |
| sadr | <botany> A plant of the genus Ziziphus (Z. Lotus); so called by the Arabs of Barbary, who use its berries for food. See Lotus . Source: Websters Dictionary (01 Mar 1998) |
| SAED | <technique> In this diffraction mode an aperture is used to define the area from which a diffraction pattern is to be recorded from a thin sample. This aperture is typically located in an image plane below the sample. Selected Area Electron Diffraction patterns are simple spot patterns and are of use in phase determination (lattice spacing measurement) and defect analysis (sample orientation). Acronym: SAED (05 Aug 1998) |
| saemialdehyde | The monoaldehyde of a dicarboxylic acid, so called because half the COOH groups of the original acid are reduced to the aldehyde while the other half are unchanged; e.g., glutamic acid gamma-saemialdehyde, OHC-CH2CH2CH(NH3)+-COO-. Many saemialdehyde's are intermediates in the biosynthesis and metabolic degradation of amino acids (e.g., l-proline, l-lysine, l-glutamate). (05 Mar 2000) |
| saemicanal | A half canal; a deep groove on the edge of a bone which, uniting with a similar groove or part of an adjoining bone, forms a complete canal. Synonym: saemicanalis. (05 Mar 2000) |