| adjacent angles | |
| —pl n | |
| two angles that have the same vertex and a side in common | |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| 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. |
| adjacent angle (ə-jā'sənt) Pronunciation Key
Either of two angles having a common side and a common vertex. |