| conduit |
a channel, ditch, or pipe used to convey water or other liquid. |
| eon |
a very long period of time. |
| garment |
any piece of clothing. |
| insomnia |
difficulty in getting to sleep. |
| invaluable |
having value too great to guess or measure; priceless. |
| objective |
a goal or purpose that a person works to achieve; aim. |
| persuasion |
the act of convincing someone to believe something or do something. |
| placebo |
an inert substance given to a patient as if it were a drug in order to placate or to serve as a control in an experiment. |
| portent |
a sign of something important, and often disastrous, that is about to occur; omen. |
| renew |
to make like new; restore. |
| sanitary |
free from things that can cause infection; clean; sterile. |
| shrewd |
clever and careful. |
| taxonomy |
in biology, the system of classifying plants and animals by grouping them into categories according to their similarities. |
| terrain |
land or ground, or the natural characteristics of its surface. |
| warranty |
a document given to the buyer of an article in which the maker agrees, within a limited period of time, to repair or replace the article if it is defective. |