| permanent hardness | |
| —n | |
| chem hardness of water that cannot be removed by boiling as it results mainly from the presence of calcium and magnesium chlorides and sulphates | |
| 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. |
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.