Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class IV. Words Relating to the Intellectual Faculties
Division (II) Communication of Ideas
Section III. Means of Communicating Ideas
1. Natural Means

550. Indication.

   NOUN:INDICATION; symbolism; symbolization; symptomatology, semeiology or semiology, semeiotics or semiotics, pathognomy; Zeitgeist [Ger.], sign of the times.
  MEANS OF RECOGNITION; lineament, feature, trait, trick, earmark, characteristic, diagnostic; divining rod; cloven hoof; footfall.
  SIGN, symbol; index, indice [obs.], indicator, point, pointer; exponent, note, token, symptom; dollar mark; type, figure, emblem, cipher, device; representation [See Representation].
  MOTTO, epigraph, epitaph, posy [archaic].
  GESTURE, gesticulation; pantomime; wink, glance, leer; nod, shrug, beck; touch, nudge; grip, freemasonry; telegraphy, byplay, dumb show; cue; hint [See Information].
  TRACK, spoor, trail, footprint, scent; clew or clue, key.
  DACTYLOLOGY, dactylography, dactylonomy, dactyliomancy, chirology [rare], chiromancy, palmistry; finger print, Bertillon system.
  SIGNAL, signal post, rocket, blue light, red light; watch fire, watchtower; telegraph, semaphore, flagstaff; fiery cross; calumet, peace pipe; heliograph; guidon; headlight, searchlight, flashlight, spotlight.
  MARK, line, stroke, score, stripe, streak, scratch, tick, dot, point, notch, nick, blaze; red letter, sublineation, underlining, jotting; print; imprint, impress, impression; note, annotation.
  [MAP DRAWING] hachure, contour line; isobar, isopiestic line, isobaric line; isotherm, isothermal line; latitude, longitude, meridian, equator.
  [TYPOGRAPHY] dash, hyphen, parentheses, brackets or crotchets, apostrophe, interrogation or interrogation point, exclamation or exclamation point; acute -, grave- accent; long or macron, short or breve, diæresis, caret, brace, ellipsis, leaders, asterisk, dagger or obelisk, double dagger, section, parallels, paragraph, index, asterism, cedilla, guillemets [rare], quotation marks or quotes [colloq.], tilde, circumflex.
  [FOR IDENTIFICATION] badge, criterion; countercheck, countermark, countersign, counterfoil, stub, duplicate, tally; label, ticket, billet, letter, counter, check, chip, chop [Oriental], dib [slang]; broad arrow; government mark; totem; tessera, card, bill; witness, voucher; stamp; cachet [F.]; trade -, hall- mark; signature; address -, visiting- card; carte de visite [F.]; credentials (evidence) [See Evidence]; attestation; hand, handwriting, sign manual; cipher; monogram; seal, sigil, signet; autograph, autography; finger print; paraph, brand; superscription; indorsement or endorsement; title, heading, docket; tonsure, scalp lock; mortar board [colloq.], cap and gown, hood; caste mark; mot de passe [F.], mot du guet [F.]; passeparole or passparole [obs.], shibboleth; watchword, catchword, password; sign, countersign, pass, dueguard, grip; open-sesame; timbrology [rare].
  INSIGNIA; banner, banneret; banderole, bandrol or bannerol; flag, colors, streamer, standard, eagle, vexillum, labarum, oriflamme or oriflamb; figurehead; ensign; pennant, whip or coach-whip, pennon, burgee, blue peter, jack, ancient [rare], gonfalon, union jack; “Old Glory” [colloq., U. S.], quarantine flag; yellow flag, yellow jack; tricolor, drapeau tricolore [F.], stars and stripes; half-masted flag, union down; red flag; bunting.
  HERALDRY, crest; arms, coat of arms; armorial bearings, hatchment; escutcheon or scutcheon, achievement, shield, supporters; livery, uniform; cockade, brassard, epaulet, chevron; garland, chaplet, fillet [antiq.], love knot, favor.
  [OF LOCALITY] beacon, beacon fire, cresset, cairn, post, staff, flagstaff, hand, pointer, vane, cock, weathercock, weathervane; guide-, hand-, finger-, directing-, sign- post; pillars of Hercules, pharos; balefire, signal fire; l’Etoile du Nord [F.], North Star, polestar, Polaris; landmark, seamark; lighthouse, balize [rare], lodestar or loadstar; cynosure, guide; address, direction, name; sign, signboard.
  [OF THE FUTURE] warning [See Warning]; omen [See Omen]; prefigurement [See Prediction].
  [OF THE PAST] trace, record [See Record].
  [OF DANGER] warning [See Warning]; fire alarm, burglar alarm; alarm [See Alarm].
  [OF AUTHORITY] scepter [See Scepter].
  [OF TRIUMPH] trophy [See Trophy].
  [OF QUANTITY] gauge [See Measurement].
  [OF DISTANCE] milestone, milepost; mileage ticket; milliary [Rom. antiq.].
  [OF DISGRACE] brand, fool’s cap, mark of Cain, stigma, stripes, broad arrow.
  [FOR DETECTION] check, time clock, telltale; test (experiment) [See Experiment].
  NOTIFICATION (information) [See Information]; advertisement (publication) [See Publication].
  CALL, word of command; bugle call, trumpet call; bell, alarum, cry; battle -, rallying- cry; reveille, taps [Brit.], last post [U. S.]; sacring bell, Sanctus bell, angelus; pibroch, keen [Ir.], coronach [Scot. & Ir.], dirge.
   VERB:INDICATE; be the sign of &c. n.; denote, betoken; argue, testify (evidence) [See Evidence]; bear the impress of &c. n.; connote, connotate, signify.
  represent, stand for; typify (prefigure) [See Prediction]; symbolize.
  MARK; put an indication, put a mark &c. n.; note, tick, stamp, nick, earmark; blaze; label, ticket, docket; dot, spot, score, dash, trace, chalk.
  PRINT. imprint, impress; engrave, stereotype, electrotype, lithograph; prove, pull, reprint.
  MAKE A SIGN &c. n.; signalize; give -, hang out- a signal; beck [archaic], beckon; nod; wink, glance, leer, nudge, shrug, tip the wink [slang]; gesture, gesticulate; raise -, hold up- the -finger, – hand; saw the air, “suit the action to the word” [Hamlet].
  wave -, unfurl -, hoist -, hang out- a banner &c. n.; wave -the hand, – a kerchief; give the cue (inform) [See Information]; show one’s colors; give -, sound- an alarm; beat the drum, sound the trumpets, raise a cry.
  sign, seal, attest (evidence) [See Evidence]; underscore, underline (give importance to) [See Importance]; call attention to (attention) [See Attention]; give notice (inform) [See Information].
   ADJECTIVE:INDICATIVE, indicatory; indicating &c. v.; connotative, denotative; diacritical, representative, typical, symbolic or symbolical, pantomimic, pathognomonic or pathognomonical, symptomatic, semeiotic or semiotic, sematic, ominous, characteristic, significant, significative, demonstrative, diagnostic, exponential, emblematic, armorial; individual (special) [See Speciality].
  KNOWN BY, recognizable by; indicated &c. v.; pointed, marked.
  [CAPABLE OF BEING DENOTED] denotable; indelible.
   ADVERB:SYMBOLICALLY &c. adj.; in token of; in dumb show, in pantomime.
  1. Ecce signum.
  2. Ex ungue leonem.
  3. Ex pede Herculem.
  4. Vide ut supra
  5. Vultus ariete fortior.
  6. Vera incessu patuit dea.—Vergil