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hologram

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hologram

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Photography
hol·o·gram /ˈhɒləɡræm $ ˈhoʊl-, ˈhɑːl-/ noun [countable]  TCPa kind of photograph made with a laser that looks as if it is not flat when you look at it from an angle 〔用激光制作的〕全息图holographic /ˌhɒləˈɡræfɪk◂ $ ˌhoʊl-, ˌhɑːl-/ adjectiveholography /hɒˈlɒɡrəfi $ hoʊ-, hɑː-/ noun [uncountable]
Examples from the Corpus
hologramHoiographic Implementations One of the most promising devices for implementing neural networks may be holograms.There is an important difference between holograms on photographic plates and holograms on photorefractive substances.Perhaps developments in electronically stored holograms will reduce the need to keep very large suites of specimens.The second was the realisation that holograms do not have to be recorded on film.Suppose a number of pairs of objects are associated and recorded on the hologram.As she stepped into the humming elevator, Chesarynth realized that the other doors were holograms for security.
Origin hologram (1900-2000) Greek holos whole + English -gram
hol·o·gram nounChineseSyllable
photograph of a kind with Corpus made a laser


hologram
hologram /ˈhɒləɡræm $ ˈhoʊl-,ˈhɑːl-/ noun [countable]
 Date: 1900-2000
 Language: Greek
 Origin: holos 'whole' + English -gram
a kind of photograph made with a laser that looks as if it is not flat when you look at it from an angle
—holographic /ˌhɒləˈɡræfɪk◂ $ ˌhoʊl-, ˌhɑːl-/ adjective
—holography /hɒˈlɒɡrəfi $ hoʊ-, hɑː-/ noun [uncountable]


holo·gramBrE /ˈhɒləɡræm/ 🔊NAmE /ˈhɑːlɡræm/ 🔊, /ˈhoʊlɡræm/ 🔊 nouna special type of picture in which the objects seem to be three-dimensional (= solid rather than flat) 全息图