Decaffeinated coffee comes from a chemical process that takes out caffeine from the beans. Pharmaceutical and soda companies buy the extracted caffeine.
diatom
(noun) microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
Source: WordNet® 3.1
diatom (plural diatoms)
Any of a group of minute unicellular algae having a siliceous covering of great delicacy, now categorized as class Diatomophyceae or division Bacillariophyta.
• Tomida
Source: Wiktionary
Di"a*tom, n. Etym: [Gr. Diatomous.]
1. (Bot.)
Definition: One of the Diatomaceæ, a family of minute unicellular Algæ having a siliceous covering of great delicacy, each individual multiplying by spontaneous division. By some authors diatoms are called Bacillariæ, but this word is not in general use.
2. A particle or atom endowed with the vital principle. The individual is nothing. He is no more than the diatom, the bit of protoplasm. Mrs. E. Lynn Linton.
Source: Webster’s Unabridged Dictionary 1913 Edition
22 February 2025
(noun) the use of closed-class words instead of inflections: e.g., ‘the father of the bride’ instead of ‘the bride’s father’
Decaffeinated coffee comes from a chemical process that takes out caffeine from the beans. Pharmaceutical and soda companies buy the extracted caffeine.