1. A thin sheet of flexible material coated with a light-sensitive or x-ray–sensitive substance used in taking photographs or radiographs. 2. A thin layer or coating. 3. A radiograph (colloq.).
- absorbable gelatin f. a sterile, nonantigenic, absorbable, water-insoluble, thin sheet of gelatin prepared by drying a gelatin-formaldehyde solution on plates; used in the closure and repair of defects in membranes such as the dura mater or the pleura; it undergoes absorption over a period of 1–6 months.
- bitewing f. a special packaging of radiographic f. that allows an appendage of the f. package to be held between the occlusal surfaces of the teeth.
- decubitus f. a radiograph exposed with the subject in the decubitus position, named for the side that is dependent. SYN: right or left lateral decubitus f..
- horizontal beam f. a radiograph made with the central axis of the x-ray beam parallel to the floor, able to show an air-fluid level.
- latitude f. SYN: wide-latitude f..
- panoramic x-ray f. in dentistry, a radiograph taken to give a panoramic view of the entire upper and lower dental arch as well as the temporomandibular joints.
- plain f. a radiograph made without use of a contrast medium.
- precorneal f. a protective f., 7 to 9 nm thick, consisting of external oily, intermediate watery, and deep mucoprotein layers. SYN: tear f..
- right or left lateral decubitus f. SYN: decubitus f..
- scout f. a radiograph exposed before contrast medium is given, such as the preliminary f. for an angiogram, urogram, or barium contrast gastrointestinal examination. SYN: scout radiograph.
- f. speed the relative sensitivity of f. emulsion to light or radiation exposure; speed is inversely related to detail resolution.
- spot f. a radiograph made during the course of an examination under fluoroscopic control, with a device attached to the fluoroscope.
- tear f. SYN: precorneal f..
- wide-latitude f. f. that does not show large contrast differences with differences in exposure; the slope of the H and D curve is low. SYN: latitude f..

* * *

film 'film n
1 a) a thin skin or membranous covering: PELLICLE
b) an abnormal growth on or in the eye
2 a) an exceedingly thin layer: LAMINA
b) a thin flexible transparent sheet of cellulose acetate or cellulose nitrate coated with a radiation-sensitive emulsion for taking photographs or making radiographs

* * *

(film) 1. a thin layer or coating. 2. a thin transparent sheet of cellulose acetate or similar material coated on one or both sides with an emulsion that is sensitive to light or radiation.

Medical dictionary. 2011.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • film — film …   Dictionnaire des rimes

  • film — [ film ] n. m. • 1889; mot angl. « pellicule » 1 ♦ Pellicule photographique. Développer un film. Rouleau de film. ♢ (1896) Plus cour. Pellicule cinématographique; bande régulièrement perforée. Film de 35 mm (format professionnel). Films de format …   Encyclopédie Universelle

  • Film X — Film pornographique Un film pornographique, aussi appelé film X par abus de langage ou porno hard est un film contenant des scènes où l acte sexuel humain est explicitement et délibérément montré dans le but d exciter le spectateur. Les premiers… …   Wikipédia en Français

  • film — s.m.inv. FO 1. pellicola cinematografica o fotografica: film in bianco e nero, film a colori, film a 35 mm 2. opera cinematografica, spec. lungometraggio di genere narrativo: girare, produrre un film, andare a vedere un film, film comico,… …   Dizionario italiano

  • Film —  Pour l art et la technique, voir cinéma et film (homonymie). Un film est d abord un ruban pelliculaire de cellulose, recouvert d une émulsion photosensible, sur lequel on enregistre des images avec un appareil cinématographique (ou encore… …   Wikipédia en Français

  • Film 9,5 Mm — Le film 9,5 mm est un format de film cinéma d une largeur de 9,5 mm, lancé par Pathé en 1922. La particularité de ce film est ses perforations d’entraînement centrales, entre chaque image, permettant ainsi d utiliser toute la largeur du film …   Wikipédia en Français

  • /Film — /Film …   Википедия

  • Film 8 Mm — Pour les articles homonymes, voir 8 mm. Caméra 8 mm Le 8 mm est un format de film de cinéma amateur lancé en …   Wikipédia en Français

  • film — FILM, filme, s.n. 1. Bandă flexibilă de celuloid, transparentă şi subţire, acoperită cu un strat de material sensibil la acţiunea luminii, pe care se formează o imagine fotografică şi care se foloseşte în fotografie, în radiografie etc. ♦ (cin.)… …   Dicționar Român

  • film — fȉlm m <N mn fìlmovi> DEFINICIJA 1. vrpca za snimanje [crno bijeli film; kolor film]; filmska traka 2. prošireno zn. na dokumentarno ili igrano (glumljeno) djelo snimljeno na film [nijemi film; zvučni film] 3. meton. a. djelatnost na tom… …   Hrvatski jezični portal

  • /Film — URL Slogan Blogging the Reel World Commercial? Yes Type of site Film blog Available language(s) …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”