| arresting |
capable of attracting and holding attention. [2 definitions] |
| arrhythmia |
any abnormality in the rhythm or strength of the heartbeat. |
| arris |
in architecture, the edge, ridge, or line made when two surfaces meet at an angle, as in a molding. |
| arrival |
the act of reaching a certain place or goal. [2 definitions] |
| arrive |
to reach a certain place or goal. [2 definitions] |
| arrivederci |
(Italian) until next time; good-bye (used to suggest that the separation will be brief). |
| arriviste |
one who has recently attained wealth, status, or the like, often in suspect or dishonest ways; parvenu; social climber. |
| arrogance |
the condition or quality of being arrogant; belief in one's superiority, or excessive pride. [2 definitions] |
| arrogant |
having an attitude of inflated self-importance; haughty. [2 definitions] |
| arrogate |
to claim presumptuously for oneself without just cause. [2 definitions] |
| arrondissement |
in France, the highest administrative unit within a department. [2 definitions] |
| arrow |
a slender pointed or tipped shaft that is shot from a bow. [3 definitions] |
| arrowhead |
the wedge-shaped barb on the striking end of an arrow. [3 definitions] |
| arrowroot |
a plant of tropical America whose root is dried and pulverized to produce a nutritious starch. [2 definitions] |
| arroyo |
a steep ditch or gully, usu. dry, carved in a plain or desert by drainage of heavy rainfall. |
| arsenal |
a building used for the storage or manufacture of weapons, munitions, and other military equipment; armory. [3 definitions] |
| arsenate |
an ester or salt of arsenic acid. |
| arsenic |
a poisonous chemical element that has thirty-three protons in each nucleus and occurs in brittle, grayish white crystalline masses or in yellow or black allotropes. (symbol: As) [2 definitions] |
| arsenic acid |
a poisonous, water-soluble white powder that is used in the making of arsenates, medicines, and insecticides. |
| arsenical |
composed of or involving arsenic. [2 definitions] |
| arsenious |
composed of or involving arsenic, esp. in its trivalent state. |