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| 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 gadget; dingus; thingumbob. |
| model (mŏd'l) Pronunciation Key
A systematic description of an object or phenomenon that shares important characteristics with the object or phenomenon. Scientific models can be material, visual, mathematical, or computational and are often used in the construction of scientific theories. See also hypothesis, theory. |
modelling
in sculpture, working of plastic materials by hand to build up form. Clay and wax are the most common modeling materials, and the artist's hands are the main tools, though metal and wood implements are often employed in shaping. Modeling is an ancient technique, as indicated by prehistoric clay figurines from Egypt and the Middle East.
Learn more about modelling with a free trial on Britannica.com.