| aceto- or (before a vowel) acet- | |
| —combining form | |
| containing an acetyl group or derived from acetic acid: acetone | |
| [from Latin acētum vinegar] | |
| acet- or (before a vowel) acet- | |
| —combining form | |
| [from Latin acētum vinegar] | |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
aceto- or acet-
pref.
Acetic acid: acetaldehyde.
Acetyl: acetanilide.