polyunsaturated
|pol/y/un/sat/u/rat/ed|
B2
🇺🇸
/ˌpɑːliʌnˈsætʃəˌreɪtɪd/
🇬🇧
/ˌpɒliʌnˈsætʃəˌreɪtɪd/
many unsaturated bonds
Etymology
Etymology Information
'polyunsaturated' originates from the prefix 'poly-' meaning 'many' and 'unsaturated' meaning 'not saturated'.
Historical Evolution
'Polyunsaturated' was formed by combining 'poly-' and 'unsaturated' in modern English.
Meaning Changes
Initially, it referred to any compound with multiple unsaturated bonds, but now it is primarily used in the context of fats and oils.
Meanings by Part of Speech
Adjective 1
containing several double or triple bonds between carbon atoms in the molecule, especially in fatty acids.
Polyunsaturated fats are considered healthier than saturated fats.
Synonyms
Antonyms
Last updated: 2025/01/15 05:18