ALERTER
Noun
alerter (plural alerters)
One who or that which alerts.
Adjective
alerter
comparative form of alert
Anagrams
• alterer, realter, relater
Source: Wiktionary
ALERT
A*lert", a. Etym: [F. alerte, earlier à l'erte on the watch, fr. It.
all' erta on the watch, prop. (standing) on a height, where one can
look around; erta a declivity, steep, erto steep, p. p. of ergere,
erigere, to erect, raise, L. erigere. See Erect.]
1. Watchful; vigilant; active in vigilance.
2. Brisk; nimble; moving with celerity.
An alert young fellow. Addison.
Syn.
– Active; agile; lively; quick; prompt.
A*lert", n. (Mil.)
Definition: An alarm from a real or threatened attack; a sudden attack;
also, a bugle sound to give warning. "We have had an alert." Farrow.
On the alert, on the lookout or watch against attack or danger; ready
to act.
Source: Webster’s Unabridged Dictionary 1913 Edition