diatom |
any of various tiny single-celled algae having cell walls of silica. |
diatomic |
of a molecule, composed of two atoms. [2 definitions] |
diatonic |
in music, being or using a standard major or minor scale of eight notes to the octave, without chromatic tones. |
diatribe |
a bitter, abusive attack in speech or writing. |
diatropism |
the tendency of some plant organs to assume a position at a right angle to the direction of an external stimulus. |
diazepam |
a tranquilizing drug, first marketed as Valium, that relaxes the muscles and relieves anxiety and depression. |
diazine |
any chemical compound in which four carbon atoms and two nitrogen atoms are arranged in a ring. |
dibasic |
designating an acid having two replaceable hydrogen atoms. [2 definitions] |
dibble |
a small pointed hand tool used to make holes in the ground for bulbs, seeds, or the like. [2 definitions] |
dibranchiate |
any of various tentacled mollusks, such as octopus and squid, that have one pair of gills. |
dibs |
(informal) a right or claim to something. [2 definitions] |
dice |
small cubes with dots on each side numbering one to six, often used in pairs for board games and games of chance. [4 definitions] |
dicephalous |
two-headed, as an abnormal fetus. |
dicey |
(informal) chancy or dangerous; risky. |
dichloride |
a chemical compound that contains two atoms of chlorine for each other element or group. (See bichloride.) |
dichotomy |
division or separation into two usu. opposed parts, positions, or opinions. [2 definitions] |
dichromate |
a chemical compound that contains two chromium atoms per molecule, characterized by an orange-red color; bichromate. |
dichromatic |
having or showing two colors. [3 definitions] |
dichromic1 |
able to recognize only two colors; colorblind; dichromatic. |
dichromic2 |
containing two chromium atoms per molecule. |
dick |
(slang) a detective. |