n. A small shoot or branch; a twig. A collective body of small branches; as, the tree has a beautiful spray. (Founding) (a) A side channel or branch of the runner of a flask, made to distribute the metal in all parts of the mold. (b) A group of castings made in the same mold and connected by sprays formed in the runner and its branches. Spray drain (Agric.), a drain made by laying under earth the sprays or small branches of trees, which keep passages open.
- n. Water flying in small drops or particles, as by the force of wind, or the dashing of waves, or from a waterfall, and the like. (Med.) (a) A jet of fine medicated vapor, used either as an application to a diseased part or to charge the air of a room with a disinfectant or a deodorizer. (b) An instrument for applying such a spray; an atomizer. Spray condenser (Steam Engine) an injection condenser in which the steam is condensed by a spray of water which mingles with it.
- vb. To let fall in the form of spray. To throw spray upon; to ...