| side | 1. Of or pertaining to a side, or the sides; being on the side, or toward the side; lateral. "One mighty squadron with a side wind sped." (Dryden) 2. Hence, indirect; oblique; collateral; incidental; as, a side issue; a side view or remark. "The law hath no side respect to their persons." (Hooker) 3. [AS. Sid. Cf Side] Long; large; extensive. "His gown had side sleeves down to mid leg." (Laneham) Side action, in breech-loading firearms, a mechanism for operating the breech block, which is moved by a lever that turns sidewise. Side arms, weapons worn at the side, as sword, bayonet, pistols, etc. Side ax, an ax of which the handle is bent to one side. Side-bar rule, a rule authorised by the courts to be granted by their officers as a matter of course, without formal application being made to them in open court; so called because anciently moved for by the attorneys at side bar, that is, informally. Side box, a box or inclosed seat on the side of a theater. "To insure a side-box station at half price." (Cowper) Side chain, one of two safety chains connecting a tender with a locomotive, at the sides. Side cut, a canal or road branching out from the main one. Side dish, one of the dishes subordinate to the main course. Side glance, a glance or brief look to one side. Side hook, a cutting tool, used in a lathe or planer, having the cutting edge at the side instead of at the point. Side wind, a wind from one side; hence, an indirect attack, or indirect means. Source: Websters Dictionary (01 Mar 1998) |
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| side chain | A chain of noncyclic atoms linked to a benzene ring, or to any cyclic chain compound, the atoms of an alpha-amino acid other than the alpha-carboxyl group, the alpha-amino group, the alpha-carbon, and the hydrogen attached to the alpha-carbon. (05 Mar 2000) |
| side-chain theory | Ehrlich postulated that cells contained surface extensions or side chains (haptophores) that bind to the antigenic determinants of a toxin (toxophores); after a cell is stimulated, the haptophores are released into the circulation and become the antibodies. See: receptor. Synonym: Ehrlich's postulate. (05 Mar 2000) |
| side effect | <pharmacology> A consequence other than the one for which an agent or measure is used, as the adverse effects produced by a drug, especially on a tissue or organ system other than the one sought to be benefited by its administration. For example: hair loss may be a side effect of chemotherapy, fatigue may be a side effect of radiation therapy. (14 Oct 1997) |
| side effects | Problems that occur when treatment affects healthy cells. Common side effects of cancer treatment are fatigue, nausea, vomiting, decreased blood cell counts, hair loss, and mouth sores. (12 Dec 1998) |
| drug side effect | An often undesirable effect that occurs in association with the use of a particular medication. Examples of common drug side effects include: nausea, vomiting, sedation, dizziness, headache and weakness. Drug side effects that occur in 1% or more, of patients taking a particular medication are considered to be causally related to the use of that medication. (27 Sep 1997) |
| egg-on-its-side heart | <radiology> Marked cardiomegaly, typical of transposition of the great vessels (TGV), also called apple on a string (12 Dec 1998) |