early 19c., of writing, from holograph + -y (4); physics sense, "process of using holograms," is from 1964, coined by discoverer, Hungarian-born physicist Gábor Dénes (1900-1979), from hologram on analogy of telegraphy/telegram.
实用例句
1. It includes topics such as spatial frequency filtering, holography.
它包括空间频率滤光 、 全息摄影.来自辞典例句
2. A quite important application of lasers is in holography.
