| alkali metal |
any of a group of highly reactive chemical elements, such as sodium and potassium, that are typically univalent cations forming various compounds, but that can be isolated as soft, low-density metals. |
| alkaline |
of, containing, or similar to an alkali. [2 definitions] |
| alkaline-earth metal |
any of a group of highly reactive chemical elements, such as calcium and magnesium, that are typically divalent cations and form compounds with various other elements. |
| alkalinize |
to produce an alkali from (a chemical group). [2 definitions] |
| alkalize |
see alkalinize. |
| alkaloid |
any of various nitrogen-containing organic bases found in plants and from which drugs such as nicotine, quinine, and morphine are made. |
| alkalosis |
a pathological condition of the body fluids, characterized by a dangerously high alkali content. |
| alkane series |
the series of saturated hydrocarbons that includes methane and ethane; methane series; paraffin series. |
| Alkoran |
the Koran. |
| alkyd |
one of a group of sticky resins used in the manufacture of adhesives and paints. |
| all |
the total amount, extent, or number; every one. [12 definitions] |
| all- |
completely or exclusively. [4 definitions] |
| Allah |
in the religion of Islam, the name of the supreme deity. |
| all along |
from the beginning; the whole time. |
| all-American |
pertaining to an individual or group of players selected as the best in the United States in any particular sport. [5 definitions] |
| allargando |
gradually slower and broader, with more weight or power (used as a musical direction). |
| all-around |
able to do a variety of things; not specialized; versatile. [2 definitions] |
| allay |
to quiet or lay to rest (fears, doubts, and the like). [2 definitions] |
| all clear |
the signal that an air raid or disaster drill is over. |
| allegation |
an assertion made in the absence of positive proof. [3 definitions] |
| allege |
to state with certainty; declare. [3 definitions] |