| sp | <abbreviation> Subspecies; pl. Form is spp.; L. Spiritus, spirit. (05 Mar 2000) |
|---|---|
| SP1 | <abbreviation> Stimulatory protein 1. (05 Mar 2000) |
| Sp1 kinase | <enzyme> Binds to DNA and heparin, utilises ATP but no the other ribonucleotides; efficiently induces the shift of sp1 mobility in a gc box-containing DNA template-dependent fashion Registry number: EC 2.7.1.- (26 Jun 1999) |
| SP220K cell surface matrix proteinase | <enzyme> Inactive form has guanidinobenzoatase activity; active form has gelatinolytic activity Registry number: EC 3.4.21.- Synonym: sp220k enzyme (26 Jun 1999) |
| spa | A health resort, especially one where there are one or more mineral springs whose waters possess therapeutic properties. Origin: Spa, a mineral spring health resort in Belgium (05 Mar 2000) |
| spaad | <chemical> A kind of spar; earth flax, or amianthus. Origin: Cf. G. Spath spar. See Spar the mineral. Source: Websters Dictionary (01 Mar 1998) |
| space | 1. Extension, considered independently of anything which it may contain; that which makes extended objects conceivable and possible. "Pure space is capable neither of resistance nor motion." (Locke) 2. Place, having more or ess extension; room. "They gave him chase, and hunted him as hare; Long had he no space to dwell [in]" (R. Of Brunne) "While I have time and space." (Chaucer) 3. A quantity or portion of extension; distance from one thing to another; an interval between any two or more objects; as, the space between two stars or two hills; the sound was heard for the space of a mile. "Put a space betwixt drove and drove." (Gen. Xxxii. 16) 4. Quantity of time; an interval between two points of time; duration; time. "Grace God gave him here, this land to keep long space." "Nine times the space that measures day and night." (Milton) "God may defer his judgments for a time, and give a people a longer space of repentance." (Tillotson) 5. A short time; a while. "To stay your deadly strife a space." 6. Walk; track; path; course. "This ilke [same] monk let old things pace, And held after the new world the space." (Chaucer) 7. A small piece of metal cast lower than a face type, so as not to receive the ink in printing, used to separate words or letters. The distance or interval between words or letters in the lines, or between lines, as in books. Spaces are of different thicknesses to enable the compositor to arrange the words at equal distances from each other in the same line. 8. One of the intervals, or open places, between the lines of the staff. Absolute space, Euclidian space, etc. See Absolute, Euclidian, etc. Space line, a fine, thin, short metal rule of the same height as the type, used in printing short lines in tabular matter. Origin: OE. Space, F. Espace, from L. Spatium space; cf. Gr. To draw, to tear; perh. Akin to E. Span. Cf. Expatiate. Source: Websters Dictionary (01 Mar 1998) |
| space adaptation syndrome | <syndrome> Alterations in normal physiology that occur during prolonged exposure to weightlessness, unless preventive measures are taken. Characterised by muscle atrophy, loss of mineral from bones, cardiovascular changes, etc. (05 Mar 2000) |
| space flight | Travel beyond the earth's atmosphere. (12 Dec 1998) |
| space frame | Three-dimensional optical bench that holds laser components stable from vibrational and thermal excursions. (09 Oct 1997) |
| space maintainer | <dentistry> A gadget used to maintain a space in your mouth. You would use a space maintainer when you lose one of your baby teeth. The space maintainer will keep a space in your mouth until a permanent tooth comes in to fill the space. (08 Jan 1998) |
| space medicine | The field of medicine concerned with physiologic diseases or disturbances resulting from the unique conditions of space travel. (05 Mar 2000) |
| space motion sickness | Disorder characterised by nausea, vomiting, and dizziness, possibly in response to vestibular disorientation or fluid shifts associated with space flight. (12 Dec 1998) |
| space nerve | <anatomy, nerve> One of the branches of the vestibulocochlear nerve distributed to the saemicircular canals. (05 Mar 2000) |
| space of Donders | The space between the dorsum of the tongue and the hard palate when the mandible is in rest position following the expiratory cycle of respiration. (05 Mar 2000) |