Speakur

Word Pronunciation & Dictionary

nitrogen-13

Word Rarity Rare

Frequency: Zipf frequency 3.75 in modern English

Syllables
ni-tro-gen-13
IPA
9
Scrabble Score
8
Letters
4
Syllables
7
Unique Chars

Meaning

noun

A radioactive isotope of nitrogen, 137N, having seven protons and six neutrons, and a half-life of less than ten minutes; it is used in positron emission tomography. It also plays a role in the CNO cycle.

Uncountable

Usage

Phrases

nitrogen-14 nitrogen-15

Frequently Paired Words

nitrogen-14 nitrogen-15

Questions

What does nitrogen-13 mean?
A radioactive isotope of nitrogen, 137N, having seven protons and six neutrons, and a half-life of less than ten minutes; it is used in positron emission tomography. It also plays a role in the CNO cycle.

How to pronounce nitrogen-13

  1. Open the pronunciation page — Open the Speakur entry for “nitrogen-13”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “nitrogen-13”.
  4. Repeat and practice — Say “nitrogen-13” aloud, matching stress and vowels until it feels natural.