celerity

noun

Etymology: Etymology tree Proto-Indo-European *kel-der. Latin celer Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin celeritāsder. Old French celeriteeder. English celerity From Old French celeritee (compare French célérité), from Latin celeritas, from celer (“fast, swift”).

1. Speed, swiftness.

   “O most kind maid, / It was the swift celerity of his death, / Which I did think with slower foot came on, / That brain'd my purpose.”

   “...when a new medium for attraction was started in the bazaar to which we have alluded, and her letter was dispatched with all possible celerity, insisting that her daughters "should work day and night"—so ran the document—for three weeks,...”

2. The speed of an individual wave (as opposed to the speed of groups of waves); often denoted c.
3. The speed of an individual wave (as opposed to the speed of groups of waves); often denoted c.
4. The speed of symbol transmission, now called baud rate.

   “Celerity of dispatching the Chappe telegraph [section title]”

   “...and many endeavours have been made, not only to transmit signals with celerity, but also to transmit more than one communication at the same time along the same wire.”