Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.
triode
(noun) a thermionic vacuum tube having three electrodes; fluctuations of the charge on the grid control the flow from cathode to anode which makes amplification possible
Source: WordNet® 3.1
triode (plural triodes)
A thermionic valve containing an anode, a cathode, and a control grid; small changes to the charge on the grid control the flow from cathode to anode, which makes amplification possible.
• doiter, dotier, editor, rioted, tie rod, tierod
Source: Wiktionary
2 May 2025
(noun) excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine
Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.