iota

• Nom désignant une quantité, une intensité ou un degré extrêmement petit ; une parcelle minuscule ou un soupçon de quelque chose.

A noun referring to a very small amount, quantity, or degree; a tiny bit.

1. Very small amountC1formal

   An extremely small quantity or degree; a bit.

   Quantité infinitésimale

   • There is not an iota of truth in his statement.
   • She didn't show an iota of remorse for her actions.
   • He hasn't changed an iota since I last saw him.

   Synonymesbitcrumbdropgrainhintjotmitemodicumounceparticlescintillashredsmidgenspecktracewhit

   Antonymesdeallotmuch

2. Greek letterC2formal

   The ninth letter of the Greek alphabet (Ι, ι).

   iota (lettre grecque)

   • The Greek letter iota is often used in mathematics.
   • In ancient Greek, iota represented a short vowel sound.
   • The symbol iota appears in many scientific formulas.