|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.|
|the offspring of a zebra and a donkey.|
calorimetry cal·o·rim·e·try (kāl'ə-rĭm'ĭ-trē)
Measurement of the amount of heat evolved or absorbed in a chemical reaction, change of state, or formation of a solution.