Términos

Designa una estructura delgada, en forma de torre, erigida en los cementerios para contener una luz y con frecuencia un altar. Común en la Francia medieval.

Claraboyas levantadas o linternas pequeñas con lados vidriados sobre todo, erigidos en un tejado para admitir luz al espacio inferior.

Dispositivo en forma de caja que contiene una lámpara, reflectores para concentrar la luz y, generalmente, lentes para reducir o expandir la luz, diseñado para proyectar imágenes pintadas sobre diapositivas de vidrio cuidadosamente dibujadas a través de los lentes. Apareció por primera vez a mediados del siglo XVII.

Genus containing around 180 species of temperate to subtropical flowering plants.

Species of herbaceous annual, native to the area of the eastern Mediterranean and India; probably first cultivated in the Fertile Crescent. The plant grows to 4 m in height, bears blue flowers succeeded by pods that contain the seeds. It is cultivated both for its fiber, from which linen yarn and fabric are made, and for its seed, the source of linseed oil, which is an edible oil used as a nutritional supplement and as an ingredient in painting and many wood finishing products. Evidence of its use has been found in the prehistoric sites in Georgia and Switzerland. Fine linen fabrics are common in ancient Egyptian tombs. It was brought to Gaul and Britain by Phoenician traders; the Romans introduced linen manufacture throughout their empire. By the 17th century, linen manufacturing was an important industry in Western Europe.

Se refiere a un método que secan materiales u objetos en un estado de congelación.

The skin of a lion, generally with hair including mane attached.

Thrones depicted in Buddhist art or used in Buddhism that are supported by lions or incorporating lions in the design; most often thrones upon which the Buddha is seated. An example is the seated Buddha in which eight lions positioned at the corners of the base or dais support his lotus throne; another example is the throne of the Dalai Lama of Tibet.

Motif in the form of the head of a lion, usually a maned African lion. Examples occur in Western and Asian art, for example in carpet designs, spouts and other elements on pottery, and ornamental elements on architecture or furniture.

Enzima que descompone los triglicéridos en componentes de ácidos grasos y glicerol. La lipasa presente en el cuerpo, permite la digestión de los alimentos. También se agrega a detergentes y desengrasantes. En conservación, se usa ocasionalmente para remover barnices de base oleosa de pinturas y obras al óleo.

Cualquiera del gran grupo de grasas, aceites, ceras, esteroles y triglicéridos que se producen en los organismos vivos y son característicamente solubles en ciertos disolventes orgánicos, pero sólo parcialmente soluble en agua; son aceitosos al tacto. Con los carbohidratos y proteínas, los lípidos son uno de tres tipos de materiales que componen las células vivas. La estructura de los lípidos desde el simple hidrocarburo de cadena lineal de estructuras de anillo complejos. Ellos pueden subdividirse como ácidos 1) grasos, 2) grasas neutras, 3) fosfolípidos, 4) glicolípidos, 5) alcoholes alifáticos y ceras, 6) terpenos y 7) esteroides.

The transformation of a substance from a solid or gaseous state to a liquid state.

Organismo compuesto consistente de un hongo y un compañero fotosintético, sea un álga verde o una cianobacteria, que crecen juntos en una relación simbiótica. Los líquenes suelen ser nombrados según el componente fungi. Son de color gris verdoso, marrón, o negro; crecen en formas similares a hojas, corteza o ramas en superficies expuestas como rocas, corteza de árboles, y muros lo que juego un rol primordial en determinar la forma de líquen.

Drinking glasses having a small bowl and relatively short stem, intended for serving liqueurs, which are strong alcoholic drinks sweetened and flavored with aromatic substances. In a set of matching glasses, a liqueur glass is generally the smallest of the set, smaller than a port glass. While the meaning overlaps with "cordial glasses," cordial glasses typically have a very tall stem proportionally to the size of the small bowl, while liqueur glasses have a short stem. Modern liqueur glasses may lack a stem entirely.

Visual display technology which uses liquid crystals that change their alignment and become visible when electrical voltage is applied to them. Liquid crystals do not emit light directly. They reflect light from an external source, or can be illuminated from behind. LCDs may be made up of any number of segments, large as in the elements of a digital clock, or tiny, representing pixels on a computer or video monitor. They may be in color or monochrome, depending on the application.

Madera de árboles pertenecientes al género Liquidambar, hoy nativa de Norte y Sur América y Asia. Se utiliza para muebles, chapa, pequeños objetos de decoración, pasta de papel para libros. El duramen de color marrón rojizo se vende como "madera de goma roja."

Genus containing four extant species of large, deciduous trees, and several fossil species. The genus was much more widespread in the Tertiary, but has disappeared from Europe, western North America, and the Russian far East due to glaciation and climate change. The trees are valued for resin, timber, and ornament, producing bright red leaves in the fall. The resin from liquidambar trees (storax) has been used in perfumes and embalming.