Holographic

Definition

Holographic describes something relating to or produced by holography, exhibiting a three‑dimensional image formed by the interference of light beams.

Parts of Speech

• Adjective

Pronunciation

American English

• IPA: /ˌhoʊ.loʊˈɡræf.ɪk/
• Respelling: HOH-loh-GRAF-ik

British English

• IPA: /ˌhɒl.əˈɡræf.ɪk/
• Respelling: HOL-uh-GRAF-ik

Etymology

Early 20th century: from holography, from Greek hólos “whole” + gráphō “to write.”

Derivatives

• holograph (noun)
• hologram (noun)
• holography (noun)
• holographically (adverb)

Synonyms

• three‑dimensional
• stereoscopic
• volumetric

Antonyms

• two‑dimensional
• flat

Usage

The adjective "holographic" is used in optical, security, and entertainment contexts to describe images or surfaces that exhibit three‑dimensional effects. For example, "The museum displayed a holographic projection of a historical artifact," or "Credit cards often carry holographic foils to prevent counterfeiting."

Related Terms

• Hologram: A three‑dimensional image produced by recording light interference patterns.
• Interference: The process by which two light waves superimpose to form a new wave pattern.
• Laser: A coherent light source used in producing holograms.
• Diffraction: The bending and spreading of waves around obstacles.
• Optical storage: Data storage method using light, often employing holographic techniques.

Detailed Definitions

Adjective

• Relating to holography – involving the recording or display of three‑dimensional images by interference of laser light.
  • Example: "Researchers developed a holographic display for augmented reality."
• Appearing three‑dimensional and realistic – giving the impression of depth and solidity on a flat surface.
  • Example: "The concert featured a holographic performance of a late musician."