| acoustic |
intended to modify or improve sound quality, as a building material. [1/3 definitions] |
| add |
to combine (something) with something else, often to increase the quantity of the latter, or to improve it or make it more complete. [1/6 definitions] |
| additive |
a substance added in small amounts to another to improve, preserve, or otherwise alter it. [1/2 definitions] |
| add-on |
an optional item that may be bought in addition to a main item to supplement or improve it. [1/2 definitions] |
| aerobic |
tending to stimulate the heart and lungs and thereby improve the body's ability to utilize oxygen. [1/3 definitions] |
| align |
to adjust (something), usu. a device, to improve (its) function. [1/5 definitions] |
| ameliorate |
to make better; improve. [2 definitions] |
| amend |
to make better or make right; improve; rectify. [2/3 definitions] |
| better |
to improve. [1/14 definitions] |
| breed |
in genetics, to fertilize or pollinate under controlled conditions in order to develop or improve a strain. [1/9 definitions] |
| buoy |
to improve the morale of (often fol. by up). [1/5 definitions] |
| capon |
a rooster that has been castrated and fattened to improve its palatability. |
| chimney pot |
a pipe, usu. of clay, fitted to the top of a chimney to improve the draft. |
| cinder |
to scatter cinders on, usu. to improve traction for vehicles or pedestrians. [1/4 definitions] |
| clean up one's act |
(informal) to improve one's performance or behavior. |
| conditioner |
a substance used to improve the condition of something such as hair, or added to enhance the usability of something such as water. [1/2 definitions] |
| constructive |
serving to clarify or improve; helpful. [1/3 definitions] |
| crane |
to extend the neck in an attempt to improve one's view. [1/6 definitions] |
| cultivate |
to refine and improve, as through education. [1/5 definitions] |
| diet1 |
to limit or select one's own intake of food to improve health or lose weight. [1/6 definitions] |
| Dorothea Dix |
U.S. social activist, reformer, and Union army Superintendent of Women Nurses, who worked to improve prison conditions and to provide asylums for the mentally ill (b.1802--d.1887). |