| a gadget; dingus; thingumbob. |
| 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. |
| echolocation (ěk'ō-lō-kā'shən) Pronunciation Key
Sonar, especially of animals, such as bats and toothed whales. See more at sonar. |