verb, -lat⋅ed, -lat⋅ing.| 1. | to make wider or larger; cause to expand. |
| 2. | Archaic. to describe or develop at length. |
| 3. | to spread out; expand. |
| 4. | to speak or write at length; expatiate (often fol. by on or upon). |
dilate di·late (dī-lāt', dī'lāt')
v. di·lat·ed, di·lat·ing, di·lates
To make or become wider or larger.