chaptalization
Concise Oxford English Dictionary © 2008 Oxford University Press:
chaptalization /tʃaptəlʌɪˈzeɪʃ(ə)n/ (or chaptalisation /ˌtʃaptəlʌɪˈzeɪʃ(ə)n/)
▶noun (in winemaking) the correction or improvement of must by the addition of calcium carbonate or sugar.
– derivatives
chaptalize (or chaptalise) verb.
chaptalize (or chaptalise) verb.
– origin C19: named after the French chemist Jean A. Chaptal, who invented the process.
'chaptalization' also found in these Oxford entries:

