chitin
/ˈkaɪtɪn/
Word Rarity
Very rare
Frequency: 2.24 in modern English
11
Scrabble Score
6
Letters
2
Syllables
5
Unique Chars
Meaning
noun
A complex polysaccharide, a polymer of N-acetylglucosamine, found in the exoskeletons of arthropods and in the cell walls of fungi; thought to be responsible for some forms of asthma in humans.
Countable; Uncountable
Example Sentences
- "Chitin usually occurs throughout Invertebrates in the form of an investment to the outermost cellular layer or ectoderm."
- "The robot’s energy source is the sugar in the polysaccharide called chitin that makes up a fly’s exoskeleton."
Etymology
Etymology tree Ancient Greek χῐτών (khĭtṓn)der. Latin chitōnder. French chitinebor. English chitin From French chitine, from Latin chitōn (“mollusk”), from Ancient Greek χιτών (khitṓn). See also chiton.
Origin
- Source language: French
Word Breakdown
- Root: chitine, chitōn, χιτών
Regional Pronunciation
- American English: /ˈkaɪtɪn/
- British English: /ˈkʌɪtɪn/