From Old French indication, from Latin indicātiō, from indicō ("point out, indicate, show; value"); see indicate; compare French indication, Spanish indicación, Italian indicazione.

Morphologically indicate + -ion

• IPA: /ɪndɪˈkeɪʃən/

indication

1. Act of pointing out or indicating.
2. A fact that shows that something exists or may happen.

   Synonyms: symptom, evidence

   There's no indication that the fire was caused by criminals.

   All the indications point to drink-driving as the cause of the accident.

   • September 9, 1713, Joseph Addison, The Guardian volume 156

     The frequent stops they make in the most convenient places are plain indications of their weariness.

   • 1834, L[etitia] E[lizabeth] L[andon], chapter XXV, in Francesca Carrara. […], volume II, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC ↗, page 274 ↗:

     Her shrewd eye, accustomed to note the slightest indications, had already marked their likeness to each other, and that ease of affection which belongs to habit and relationship.

3. (rare) A mark or another symbol used to represent something.

   Synonyms: mark, token, sign

4. Discovery made; information.
5. (obsolete) Explanation; display.
6. (medicine) Any symptom or occurrence in a disease that serves to direct to suitable remedies; the problem that warrants and prompts the use of a diagnostic test, imaging mode, or treatment (e.g., medication, surgical procedure).

   Influenza and suspected influenza are FDA-approved indications for oseltamivir.

   In the United States, major depressive disorder is an off-label indication for clomipramine, but in various other countries, it is an approved indication.

   The theme of treatment failure of previous treatments plus continuing impairment (pain and poor function) appears among the indications for many types of joint replacement surgery.

7. (finance) An declared approximation of the price at which a traded security is likely to commence trading.

• index
• indicate
• indicator
• indicative

• French: indication
• German: Indiz
• Russian: указание
• Spanish: indicación

• French: symbole
• German: Zeichen, Sonderzeichen
• Italian: simbolo
• Portuguese: símbolo
• Russian: знак
• Spanish: símbolo