| 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. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
oxidize or oxidise (ˈɒksɪˌdaɪz) ![]() | |
| —vb | |
| 1. | to undergo or cause to undergo a chemical reaction with oxygen, as in formation of an oxide |
| 2. | to form or cause to form a layer of metal oxide, as in rusting |
| 3. | to lose or cause to lose hydrogen atoms |
| 4. | Compare reduce to undergo or cause to undergo a decrease in the number of electrons |
| oxidise or oxidise | |
| —vb | |
| oxidi'zation or oxidise | |
| —n | |
| oxidi'sation or oxidise | |
| —n | |
oxidize ox·i·dize (ŏk'sĭ-dīz')
v. ox·i·dized, ox·i·diz·ing, ox·i·diz·es
To combine with oxygen; change into an oxide.
To increase the positive charge or valence of an element by removing electrons.
| oxidize (ŏk'sĭ-dīz') Pronunciation Key
To undergo or cause to undergo oxidation. |