ACTINOPHONIC

Ac*tin`o*phon"ic, a. (Physics)

Definition: Pertaining to, or causing the production of, sound by means of the actinic, or ultraviolet, rays; as, actinophonic phenomena.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

12 June 2025

RAREFACTION

(noun) a decrease in the density of something; “a sound wave causes periodic rarefactions in its medium”


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Coffee Trivia

As of 2019, Starbucks opens a new store every 15 hours in China. The coffee chain has grown by 700% over the past decade.

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