signal

I

(New American Roget's College Thesaurus)

n. sign, watchword, cue; alarm, warning, direction, order; traffic light, beacon, foghorn, wigwag; trace, vestige. See indication. —adj. memorable, conspicuous, momentous. See importance. —v. t. signalize, speak, hail, call, beckon, gesticulate; semaphore, wigwag; radio, broadcast, beam. See indication.

II

(Roget's IV) n.

Syn. beacon, flag, omen; see sign 1 .

v.

Syn. give a sign to, flag, wave, gesture, motion, semaphore, nod, beckon, warn, indicate.

III

(Roget's 3 Superthesaurus)

I

n.

sign, indication, alert, indicator, cue, *go-ahead, *thumbs-up, gesture, nod, notice, flare, flag, siren, beacon, foghorn, semaphore.

II

v.

indicate, alert, cue, *give the go-ahead, *give a thumbs-up, gesture, nod, warn, shoot off a flare, flag, semaphore.

IV

(Roget's Thesaurus II) I noun An expressive, meaningful bodily movement: gesticulation, gesture, indication, motion, sign. Informal: high sign. See EXPRESS. II adjective Readily attracting notice: arresting, bold, conspicuous, eye-catching, marked, noticeable, observable, outstanding, pointed, prominent, pronounced, remarkable, salient, striking. Idiom: sticking out like a sore thumb. See SEE. III verb 1. To communicate by means of such devices as lights or signs: flag1, semaphore. See EXPRESS, WORDS. 2. To make bodily motions so as to convey an idea or complement speech: gesticulate, gesture, motion, sign, signalize. Idiom: give the high sign. See EXPRESS.