alertness, sharp-sightedness, on the qui vive
(noun) lively attentiveness
watchfulness, wakefulness, vigilance, alertness
(noun) the process of paying close and continuous attention; “wakefulness, watchfulness, and bellicosity make a good hunter”; “vigilance is especially susceptible to fatigue”
alertness, alerting
(noun) a state of readiness to respond; “alerting was indicated by the desynchronization of the EEG”
Source: WordNet® 3.1
alertness (usually uncountable, plural alertnesses)
The quality of being alert or on the alert
Source: Wiktionary
A*lert"ness, n.
Definition: The quality of being alert or on the alert; briskness; nimbleness; activity.
Source: Webster’s Unabridged Dictionary 1913 Edition
12 June 2025
(noun) a decrease in the density of something; “a sound wave causes periodic rarefactions in its medium”
The Boston Tea Party helped popularize coffee in America. The hefty tea tax imposed on the colonies in 1773 resulted in America switching from tea to coffee. In the lead up to the Revolutionary War, it became patriotic to sip java instead of tea. The Civil War made the drink more pervasive. Coffee helped energize tired troops, and drinking it became an expression of freedom.
