orthicon, image orthicon
(noun) a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons
Source: WordNet® 3.1
orthicon (plural orthicons)
TV camera tube. (Abbreviation of orthoconoscope.)
Source: Wiktionary
30 May 2025
(noun) (sports) a return made with the palm of the hand facing the direction of the stroke (as in tennis or badminton or squash)
International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.
