Cold dark matter
noun
in science, invisible matter consisting of massive particles with low energy, presently hypothetical
Word Origin
matter + dark ‘invisible’ + cold ‘lacking energy, slow’
Read Also:
- Cold-deck
noun, Cards Slang. 1. a pack with the cards in prearranged order, secretly exchanged for the one in use; stacked deck. noun phrase A dishonest deck of playing cards, usually stacked or marked (1856+) verb phrase To take advantage of someone; dishonestly assure one’s own winning; rig, stack the deck (1884+)
- Cold-decker
noun A swindler; cheat (1920+)
- Cold-dis
verb To snub; behave dismissively toward: Why did you cold-dis me at the party and leave without me? (1980s+ Teenagers)
- Cold-draw
[kohld-draw] /ˈkoʊldˌdrɔ/ verb (used with object), cold-drew, cold-drawn, cold-drawing. Metalworking. 1. to draw (wire, tubing, etc.) without preheating the metal.
- Cold-drawn
[kohld-draw] /ˈkoʊldˌdrɔ/ verb (used with object), cold-drew, cold-drawn, cold-drawing. Metalworking. 1. to draw (wire, tubing, etc.) without preheating the metal. adjective 1. (of metal wire, bars, etc) having been drawn unheated through a die to reduce dimensions, toughen, and improve surface finish