C18: from Latin acēscent-, from acēscere to become sour, from ācer sharp
acescent in American English
(əˈsesənt)
adjective
turning sour; slightly sour; acidulous
Derived forms
acescenceacescency
noun
Word origin
[1725–35; ‹ L acēscent- (s. of acēscēns souring, prp. of acēscere), equiv. to ac- sharp + -ēscent--escent]This word is first recorded in the period 1725–35. Other words that entered Englishat around the same time include: amorphous, arcade, hairline, postmortem, viburnum