arsenic disulfide, As 2 S 2 , found in nature as an orange-red mineral and also produced artificially: used in pyrotechnics.
a rare orange-red soft mineral consisting of arsenic sulphide in monoclinic crystalline form. It occurs in Utah and Romania and as a deposit from hot springs. It is an important ore of arsenic and is also used as a pigment. Formula: AsS
verb (used with object), redid, redone, redoing. 1. to do again; repeat. 2. to revise or reconstruct: to redo the production schedule. 3. to redecorate or remodel; renovate: It will cost too much to redo both the kitchen and bathroom. noun, plural redos, redo’s. 4. the act or an instance of redoing. 5. something redone. […]
noun 1. Also called red-osier dogwood. a North American dogwood, Cornus sericea (or C. stolonifera), having red twigs and branches and white fruits. 2. any willow having reddish twigs and branches used for basketry or wickerwork. noun 1. any of several willow trees that have red twigs used for basketwork
- Red-osier dogwood
noun 1. Also called red-osier dogwood. a North American dogwood, Cornus sericea (or C. stolonifera), having red twigs and branches and white fruits. 2. any willow having reddish twigs and branches used for basketry or wickerwork. red-osier dogwood noun 1. a North American shrub, Cornus stolonifera, having bright or dark red wood, white flowers, and […]
verb (used with object), redoubled, redoubling. 1. to double; make twice as great: to redouble one’s efforts. 2. to echo or reecho. 3. Bridge. to double the double of (an opponent). 4. to go back over: to redouble one’s footsteps. 5. Archaic. to repeat. verb (used without object), redoubled, redoubling. 6. to be doubled; become […]