Word Meanings - PHOTOCHEMISTRY - Book Publishers vocabulary database

The branch of chemistry which relates to the effect of light in producing chemical changes, as in photography.

Related words: (words related to PHOTOCHEMISTRY)

• LIGHT
  licht, OHG. lioht, Goth. liuhap, Icel. lj, L. lux light, lucere to 1. That agent, force, or action in nature by the operation of which upon the organs of sight, objects are rendered visible or luminous. Note: Light was regarded formerly
• PRODUCIBILITY
  The quality or state of being producible. Barrow.
• BRANCHIOSTOMA
  The lancelet. See Amphioxus.
• LIGHTSOME
  1. Having light; lighted; not dark or gloomy; bright. White walls make rooms more lightsome than black. Bacon. 2. Gay; airy; cheering; exhilarating. That lightsome affection of joy. Hooker. -- Light"some*ly, adv. -- Light"some*ness, n. Happiness
• EFFECTUOSE; EFFECTUOUS
  Effective. B. Jonson.
• PRODUCEMENT
  Production.
• BRANCHLESS
  Destitude of branches or shoots; without any valuable product; barren; naked.
• LIGHTNESS
  The state, condition, or quality, of being light or not heavy; buoyancy; levity; fickleness; delicacy; grace. Syn. -- Levity; volatility; instability; inconstancy; unsteadiness; giddiness; flightiness; airiness; gayety; liveliness; agility;
• LIGHT-ARMED
  Armed with light weapons or accouterments.
• BRANCHING
  Furnished with branches; shooting our branches; extending in a branch or branches. Shaded with branching palm. Milton.
• LIGHTERAGE
  1. The price paid for conveyance of goods on a lighter. 2. The act of unloading into a lighter, or of conveying by a lighter.
• LIGHT-O'-LOVE
  1. An old tune of a dance, the name of which made it a proverbial expression of levity, especially in love matters. Nares. "Best sing it to the tune of light-o'-love." Shak. 2. Hence: A light or wanton woman. Beau. & Fl.
• BRANCHIOPODA
  An order of Entomostraca; -- so named from the feet of branchiopods having been supposed to perform the function of gills. It includes the fresh-water genera Branchipus, Apus, and Limnadia, and the genus Artemia found in salt lakes. It
• BRANCHINESS
  Fullness of branches.
• LIGHT-FOOT; LIGHT-FOOTED
  Having a light, springy step; nimble in running or dancing; active; as, light-foot Iris. Tennyson.
• WHICHEVER; WHICHSOEVER
  Whether one or another; whether one or the other; which; that one which; as, whichever road you take, it will lead you to town.
• LIGHTHOUSE
  A tower or other building with a powerful light at top, erected at the entrance of a port, or at some important point on a coast, to serve as a guide to mariners at night; a pharos.
• BRANCHY
  Full of branches; having wide-spreading branches; consisting of branches. Beneath thy branchy bowers of thickest gloom. J. Scott.
• PRODUCTIVITY
  The quality or state of being productive; productiveness. Emerson. Not indeed as the product, but as the producing power, the productivity. Coleridge.
• PRODUCTUS
  An extinct genus of brachiopods, very characteristic of the Carboniferous rocks.
• IATROCHEMISTRY
  Chemistry applied to, or used in, medicine; -- used especially with reference to the doctrines in the school of physicians in Flanders, in the 17th century, who held that health depends upon the proper chemical relations of the fluids of the body,
• TECTIBRANCHIA
  See TECTIBRANCHIATA
• LITHOPHOTOGRAPHY
  See PHOTOLITHOGRAPHY
• NUDIBRANCHIATA
  A division of opisthobranchiate mollusks, having no shell except while very young. The gills are naked and situated upon the back or sides. See Ceratobranchia.
• ABRANCHIAL
  Abranchiate.
• SLIGHTNESS
  The quality or state of being slight; slenderness; feebleness; superficiality; also, formerly, negligence; indifference; disregard.
• PYGOBRANCHIA
  A division of opisthobranchiate mollusks having the branchiæ in a wreath or group around the anal opening, as in the genus Doris.
• DELIGHTING
  Giving delight; gladdening. -- De*light"ing*ly, adv. Jer. Taylor.
• PODOBRANCH
  One of branchiæ attached to the bases of the legs in Crustacea.
• ASPIDOBRANCHIA
  A group of Gastropoda, with limpetlike shells, including the abalone shells and keyhole limpets.
• 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; or a stream of oxygen gas through a flame of alcohol upon a ball or disk of lime; -- called
• LAMELLIBRANCHIATE
  Having lamellar gills; belonging to the Lamellibranchia. -- n.
• EPIBRANCHIAL
  Pertaining to the segment between the ceratobranchial and pharyngobranchial in a branchial arch. -- n.
• HYPOBRANCHIAL
  Pertaining to the segment between the basibranchial and the ceratobranchial in a branchial arch. -- n.
• PULMOBRANCHIATA; PULMOBRANCHIATE
  See -ATE (more info) & n.
• PERENNIBRANCHIATE
  Having branchæ, or gills, through life; -- said especially of certain Amphibia, like the menobranchus. Opposed to caducibranchiate.
• TECTIBRANCHIATE
  Having the gills covered by the mantle; of or pertaining to the Tectibranchiata. -- n.