I (Noun)
Meaning 1
The smallest whole number or a numeral representing this number; "he has the one but will need a two and three to go with it"; "they had lunch at one".
Classification
Nouns denoting quantities and units of measure.
Examples
- I added one more item to the list, so now it's the one that has everything I need.
- She turned the dial to one, but the machine wouldn't turn on.
- He asked for a coffee at one o'clock and another at two.
- They started the countdown at one and reached liftoff at five.
- I think I left my keys in the car, the one I was driving yesterday.
Synonyms
Hypernyms
Hyponyms
Meaning 2
The 9th letter of the Roman alphabet.
Classification
Nouns denoting communicative processes and contents.
Examples
- The letter i is often used as a vowel in many English words.
- The word "ski" contains the letter i.
- In the Roman alphabet, the letter i is the ninth letter.
- The letter i is a single character that can be used as a pronoun in some contexts.
- The uppercase version of the letter i is I.
Synonyms
Hypernyms
Meaning 3
A nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks).
Classification
Nouns denoting substances.
Examples
- Iodine is a vital nutrient for the production of thyroid hormones in the human body.
- The camera uses iodine to create the light-sensitive crystals in its film.
- The pharmaceutical company extracts iodine from the mineral deposits in the region.
- The geologist analyzed the rocks to determine the concentration of iodine present.
- Iodine is commonly added to table salt to prevent iodine deficiency disorders.