Bude light () A light in which high illuminating power is obtained by introducing a jet of oxygen gas or of common air into the center of a flame fed with coal gas or with oil. |
Butter (n.) An oily, unctuous substance obtained from cream or milk by churning. |
Butter (n.) Any substance resembling butter in degree of consistence, or other qualities, especially, in old chemistry, the chlorides, as butter of antimony, sesquichloride of antimony |
Butter (v. t.) To cover or spread with butter. |
Butter (v. t.) To increase, as stakes, at every throw or every game. |
Butter (n.) One who, or that which, butts. |
Butter-fingered (a.) Apt to let things fall, or to let them slip away |
Butter-scotch (n.) A kind of candy, mainly composed of sugar and butter. |
Coll (v. t.) To embrace. |
Diffusing (p. pr. & vb. n.) of Diffuse |
Drummond light () A very intense light, produced by turning two streams of gas, one oxygen and the other hydrogen, or coal gas, in a state of ignition, upon a ball of lime |
Film (n.) A thin skin |
Film (n.) A slender thread, as that of a cobweb. |
Film (v. t.) To cover with a thin skin or pellicle. |
Focus (n.) A point in which the rays of light meet, after being reflected or refrcted, and at which the image is formed |
Focus (n.) A point so related to a conic section and certain straight line called the directrix that the ratio of the distace between any point of the curve and the focus to the distance of the same point from the directrix is constant. |
Focus (n.) A central point |
Focus (v. t.) To bring to a focus |
Fresnel lens () See under Lens. |
Lens (n.) A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually spherical, though rarely cylindrical, or of some other figure. |
Light (n.) That agent, force, or action in nature by the operation of which upon the organs of sight, objects are rendered visible or luminous. |
Light (n.) That which furnishes, or is a source of, light, as the sun, a star, a candle, a lighthouse, etc. |
Light (n.) The time during which the light of the sun is visible |
Light (n.) The brightness of the eye or eyes. |
Light (n.) The medium through which light is admitted, as a window, or window pane |
Light (n.) Life |
Light (n.) Open view |
Light (n.) The power of perception by vision. |
Light (n.) That which illumines or makes clear to the mind |
Light (n.) Prosperity |
Light (n.) The manner in which the light strikes upon a picture |
Light (n.) Appearance due to the particular facts and circumstances presented to view |
Light (n.) One who is conspicuous or noteworthy |
Light (n.) A firework made by filling a case with a substance which burns brilliantly with a white or colored flame |
Light (superl) Having light |
Light (superl) White or whitish |
Light (n.) To set fire to |
Light (n.) To give light to |
Light (n.) To attend or conduct with a light |
Light (v. i.) To become ignited |
Light (v. i.) To be illuminated |
Light (superl.) Having little, or comparatively little, weight |
Light (superl.) Not burdensome |
Light (superl.) Easy to be endured or performed |
Light (superl.) Easy to be digested |
Light (superl.) Not heavily armed |
Light (superl.) Not encumbered |
Light (superl.) Not heavily burdened |
Light (superl.) Slight |
Light (superl.) Well leavened |