From Latin significans, present participle of significare, from signum ("sign") + ficare ("do, make"), variant of facere.

• (British) IPA: /sɪɡˈnɪf.ɪ.kənt/
• (America) IPA: /sɪɡˈnɪf.ə.kənt/, /sɪɡˈnɪf.ə.ɡənt/

significant

1. Signifying something; carrying meaning.

   Synonyms: meaningful

   a significant word or sound

   a significant look

   • 1614, Walter Ralegh [i.e., Walter Raleigh], The Historie of the World […], London: […] William Stansby for Walter Burre, […], →OCLC ↗, (please specify |book=1 to 5):

     It was well said of Plotinus, that the stars were significant, but not efficient.

2. Having a noticeable or major effect.

   Synonyms: notable

   That was a significant step in the right direction.

   The First World War was a significant event.

3. Reasonably large in number or amount.
4. Having a covert or hidden meaning.
5. (statistics) Having a low probability of occurring by chance (for example, having high correlation and thus likely to be related).
6. (mathematics) Of a digit or figure, see significant figure.

Sense 1 (meaningful):

• important

• insignificant
• ignorable
• negligible
• slight

• significance
• significand
• signify

• Italian: significativo, eloquente
• Russian: зна́чимый
• Spanish: significativo

• French: significatif
• German: signifikant, bedeutend
• Italian: significativo, epocale, rimarchevole, notevole
• Portuguese: significativo
• Russian: значи́тельный
• Spanish: importante, significativo

• Italian: elevato, alto
• Russian: значи́тельный

• French: significatif
• Italian: significativo
• Russian: зна́чимый
• Spanish: significativo

significant (plural significants)

1. That which has significance; a sign; a token; a symbol.
   • 1591 (date written), William Shakespeare, “The First Part of Henry the Sixt”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC ↗, [Act II, scene iv]:

     In dumb significants proclaim your thoughts.

   • a. 1850, William Wordsworth, The Egyptian Maid:

     And in my glass significants there are