## Space vs Lightlike - What's the difference?
space | lightlike |
## As a noun is ( |

## space## English(wikipedia space)
## Nounlb) Of time. 1616 , (William Shakespeare), ( w, All's Well that Ends Well) space . 1793 , , "The Royal Message", Poems space to reach the camp. 1893 , (Mary Eleanor Wilkins Freeman), Giles Corey space to my poor afflicted child. 2007 , Andy Bull, (, 20 October: The Guardian) space of just twenty minutes or so. Tottenham 3-1 Shamrock Rovers, passage=But their lead lasted just 10 minutes before Roman Pavlyuchenko and Jermain Defoe both headed home in the space of two minutes to wrestle back control.}}
1923 , (PG Wodehouse), ( The Inimitable Jeeves) space and immersed his whole being in scrambled eggs. lb) Unlimited or generalized physical extent. c.1607 , (William Shakespeare), (: Antony and Cleopatra) space enough betweene you. 2001 , Sam Wollaston, (, 3 November: The Guardian) space at all. ' between cars on the roads in 1991 was roughly 39 car lengths, because today there is no ' space to do something). 1601 , (William Shakespeare), (, First Folio 1623 Hamlet) space ; were it not that / I haue bad dreames. 2007 , Dominic Bradbury, (, 12 May: The Guardian) space for home working. 1656 , (Thomas Hobbes), Elements of Philosophy , II Space is the Phantasme of a Thing existing without the Mind simply. 1880 , (, August: Popular Science) space, and even there are insufficient, approximative. ' intuitions, for our intuitions are confined to Euclidean ' space 2007 , Anushka Asthana & David Smith, (, 15 April: The Observer) space and time. 1901 , (HG Wells), (: The First Men in the Moon) space is not so much worse, if at all, than a polar expedition. 2010 , (, 9 August: The Guardian) space within the next two centuries or it will become extinct, Stephen Hawking warned today. 1996 , Linda Brodkey, Writing Permitted in Designated Areas Only : space . 2008 , Jimmy Treigle, Walking on Water space ." lb) A bounded or specific physical extent. Mount Vernon offered a total deck space so cramped as to leave secrecy or privacy well out of the question, even had the motley and democratic assemblage of passengers been disposed to accord either. 2000 , Ziba Mir-Hosseini, Islam and Gender space with washing facilities, curtained off from the courtyard. 2012 , Charlotte Higgins, (, 16 July: The Guardian) spaces for performances and film installations, plus a warren of smaller rooms. lb) A position on the staff or stave bounded by lines. 1849 , (John Pyke Hullah), translating Guillaume Louis Bocquillon-Wilhem, Wilhelm's Method of Teaching Singing space ; Si, on the 3rd line, &c. 1990 , Sammy Nzioki, Music Time spaces of the staff are named according to the first seven letters of the alphabet, that is, A B C D E F G. 1992 , Sam H Ham, Environmental Interpretation spaces between words). 2005 , Dr BR Kishore, Dynamic Business Letter Writing : space below the salutation : Dear Sir, Subject : Replacement of defective items. lb) A piece of metal type used to separate words, cast lower than other type so as not to take ink, especially one that is narrower than one en (compare quad ). 1683 , (Joseph Moxon), Mechanick Exercises: Or, the Doctrine of Handy-Works. Applied to the art of Printing. , v.2, pp.240–1: Single Letter'' or two that drops, he thru?ts the end of his ''Bodkin'' between every ''Letter'' of that Word, till he comes to a , that needed no clo?ing. ''Space''''': and then perhaps by forcing tho?e ''Letters'' closer, he may have room to put in another '''''Space''''' or a ''Thin '''Space'''''; which if he cannot do, and he finds the '''''Space''''' ?tand ''Loo?e'' in the ''Form''; he with the ''Point'' of his ''Bodkin'' picks the '''''Space''''' up and bows it a little; which bowing makes the ''Letters'' on each ?ide of the '''''Space'' keep their parallel di?tance; for by its Spring it thru?ts the ''Letters'' that were clo?ed with the end of the ''Bodkin'' to their adjunct ''Letters 1979 , Marshall Lee, Bookmaking , p.110: quads''. The fractions are called ''spaces . 2005 , Phil Baines and Andrew Haslam, Type & Typography , 2nd ed., p.91: spaces – known as quads – were used to space out lines. 2004 , Harry M Benshoff (ed.), Queer Cinéma space for B-movies, including noir. 2009 , Barbara L. Lev, From Pink to Green space on her chest where her right breast used to be. lb) A set of points, each of which is uniquely specified by a number (the dimensionality) of coordinates. ## Quotations*## Synonyms* (intervening contents of a volume) volume
* (space occupied by or intended for a person or thing) room, volume
* (area or volume of sufficient size to accommodate a person or thing) place, spot, volume
* (area beyond the atmosphere of planets that consists of a vacuum) outer space
* (gap between written characters) blank, gap, whitespace (graphic design)
* (metal type) quad, quadrat
* (set of points each uniquely specified by a set of coordinates)
* (personal freedom to think or be oneself)
* (state of mind one is in when daydreaming)
* (generalized construct or set in mathematics)
* (one of the five basic elements in Indian philosophy) ether
## Derived terms* address space * aerospace * affine space * airspace, air space * backspace * Baire space * Banach space * base space * breathing space * chemical space * column space * compact space * conjugate space * connected space * crawl space, crawlspace * cyberspace * danger space * dark space * dead-air space * dead space * deep space * double-space * drift space * dual space * Einstein space * em space, * en space * Euclidean space * exceptional space * exotic four-space * fishing space * flat space * floorspace, floor space * Foch space * Fourier space * * free space * function space * G space * hair space * half space * Hausdorff space * headspace * Hilbert space * homeomorphic space * homogeneous space * hydrospace * hyperbolic space * hyperspace * image space * inertial space * inner product space * interaction space * interplanetary space * interspace * interstellar space * intervillous space * isometric space * joint space * justifying space * lacunary space * * loading space * measurable space * metacompact space * metric space * metrizable space * Minkowski space * Moore space * multispace * mutton space * namespace * n space * n-dimensional space * normal space * normed linear space * null space * nut space * object space * open half space * orbit space * orthogonal space * outer space * paracompact space * Pauli spin space * Peano space * perfectly separable space * perivitelline space * phase space * Polish space * popliteal space * pore space * probability space * problem space * projective space * pseudospace * quotient space * reflexive Banach space * regular space * regular topological space * Riemann space * sample space * separable space * sequentially compact space * shrinking space * single-space * space age, Space Age * space alien * space attenuation * space bar * space biology * space blanket * spaceborne * space cadet * space capsule * space centrode * space charge * space cloth * space communication * space cone * space coordinate * spacecraft * space current * space curve * space defence, space defense * space environment * space factor * spacefaring * space fixed reference * space flight * space frame * spaceful * space group * space guidance * space heater * space hopper * space junk * space lattice * spaceless * spacelike * (l)
* spaceman
* space medicine
* space mission
* space motion
* space navigation
* space opera
* space out
* space perception
* space permeability
* space polar coordinate
* spaceport
* space power system
* space probe
* space processing
* space quadrature
* space quantization
* spacer
* space race
* space reconnaissance
* space reddening
* space request
* space research
* space satellite
* space science
* spaceship
* space shuttle
* space sickness
* space simulator
* space station
* space suit
* space suppression
* space technology
* space tourism
* space velocity
* space walk
* spaceward
* space wave
* space weapon
* space weather
* space writer
* space-time
* spacey
* spin space
* state space
* strictly convex space
* subarachnoid space
* subspace
* sunspace
* symmetric space
*
*
*
*
* tangent space
* tensor space
* thick space
* thin space
* three-space
* topological space
* total space
* triangulable space
* Tychonoff space
* uniform space
* unitary space
* vector space
* watch this space
* wave-vector space
* weakly complete space
* white space, whitespace
* workspace
## See also(punctuation)
## Verb(spac)
1596 , Edmund Spenser, The Faerie Queene , IV.ii: *But she as Fayes are wont, in priuie place / Did spend her dayes, and lov'd in forests wyld to***space**.
Faye had spaced the pots at 8-inch intervals on the windowsill. The cities are evenly spaced . This paragraph seems badly spaced . The captain spaced the traitors. ## Derived terms* spaced * spaced-out## Anagrams* 1000 English basic words ---- |
## lightlike## English## Adjective(en adjective)
of a four-vector ) having a space component whose magnitude is equal to its time component multiplied by the speed of light ## See also* spacelike * timelike |