nounplural noun Is, plural noun I's

• 1The ninth letter of the alphabet.

  ‘The letter i is made up of a single minim, with or without a dot above it.’

  More example sentences

  • ‘However, because of the Latin contributions to English, the letter "i" does not always comply.’

  1. 1.1Denoting the next after H in a set of items, categories, etc.
• 2The Roman numeral for one.

  More example sentences

  • ‘Only assets included in Section I that are pledged should be reported here.’

pronoun

• Used by a speaker to refer to himself or herself.

  ‘accept me for what I am’

  More example sentences

  • ‘If this was for real it would go down as the strangest mobile phone design that I have ever seen.’
  • ‘Anyway, here is the list of movies I watched.’

noun

• the I(in metaphysics) the subject or object of self-consciousness; the ego.

  Synonyms

  ego, I, oneself, persona, person, identity, character, personality, psyche, soul, spirit, mind, intellect, inner man, inner person, inner woman, inner self, one's innermost feelings, one's heart of hearts

abbreviation

• 1Independent.

• 2(preceding a highway number) Interstate.

• 3I.Island(s) or Isle(s) (chiefly on maps).

• 1Electric current.

  More example sentences

  • ‘V = I/R’
• 2The chemical element iodine.

• iThe imaginary quantity equal to the square root of minus one.

  Compare with j