| accustom |
to cause (oneself or another) to become used to something through use or experience. habituate. |
| accustomed |
adapted to or in the habit of (usu. fol. by "to"). [2 definitions] |
| ace |
a playing card or die face that bears only one spot. [7 definitions] |
| -acea |
used in scientific names of zoological classes or orders. |
| -aceae |
used in scientific names of botanical families. |
| ace-high |
in poker, with an ace as the highest card, as in a straight or flush. |
| ace in the hole |
a resource that remains unrevealed or unused until a particular need arises. |
| acellular |
not composed of or containing cells. [2 definitions] |
| -aceous |
of the nature of or resembling. [3 definitions] |
| acepromazine |
an oily orange compound used to immobilize large animals, to stop nausea, and to tranquilize. |
| acerbate |
to give a sour or bitter taste to. [3 definitions] |
| acerbic |
sharp, sour, or harsh in manner, tone, or the like. [2 definitions] |
| acerbity |
sharpness or severity of temper or manner. [2 definitions] |
| acetabulum |
the cup-shaped socket of the hipbone into which the top of the thighbone fits. [2 definitions] |
| acetal |
a colorless, flammable, volatile liquid compound used as a solvent, in perfumes and cosmetics, in organic synthesis, and to induce hypnosis. [2 definitions] |
| acetaldehyde |
a colorless, flammable, organic solvent. |
| acetamide |
a colorless water-soluble crystalline solid used esp. in forming organic compounds. |
| acetaminophen |
a drug used to relieve pain and reduce fever but which does not significantly reduce inflammation. |
| acetanilide |
a white crystalline organic powder produced by the effect of acetic acid on aniline and used to relieve pain and fever. |
| acetate |
a chemical compound derived from acetic acid. [2 definitions] |
| acetic |
pertaining to, containing, or producing vinegar or acetic acid. |