OFD

Abbreviation for orofaciodigital syndrome.

distance

(dis'tans) [L. distantia, remoteness] The space between two objects.

focal distance

In ophthalmology, the distance from the optical center of a lens to the focal point.

focal-film distance

Abbreviation: FFD
Focus-film distance.

focus-film distance

Abbreviation: FFD
In radiography, an obsolete term for source-to-image receptor distance. Synonym: focal-film distance See: source-to-image receptor distance

hearing distance

The distance at which a given sound can be heard.

infinite distance

1. A distance without limits. 2. In ophthalmology, the assumption that the light rays coming from a point of a distance beyond 20 ft (6.1 m) are practically parallel and accommodation is unnecessary.

interocclusal distance

The distance between the occlusal surfaces of opposed teeth when the mandible is at rest.

interocular distance

In ophthalmology, the distance between the eyes. See: hypertelorism

interpupillary distance

In ophthalmology, the distance between the centers of the pupils of the eyes.

margin crease distance

In ophthalmology, the height that the crease of the eyelid sits above the upper eyelid margin when the eye is positioned in primary gaze.

object-film distance

Abbreviation: OFD
In radiography, an obsolete term for object-image receptor distance.

object-image receptor distance

Abbreviation: OID
In radiography, the distance between the anatomical structure to be imaged and the radiographic image receptor.

source-object distance

Abbreviation: SOD
In radiography, the distance between a source of radiation and the object that it images or radiates.

source-skin distance

In radiography, the distance from a radiation source to a patient's skin.

source-to-image receptor distance

Abbreviation: SID
In radiography, the distance from the x-ray tube to the radiographical film or the image receptor.

target-skin distance

Abbreviation: TSD
1. In radiography, the distance from the source of radiation to the point where the beam enters the patient.2. In radiation therapy, a common value used for determination of the depth at which the treatment time is calculated.

object-film distance

Abbreviation: OFD
In radiography, an obsolete term for object-image receptor distance.See also: distance

OFD

Abbreviation for orofaciodigital syndrome.

OFD

Acronym	Definition
OFD➣Oberfinanzdirektion (German; Regional Tax Office)
OFD➣Online Fraud Detection (various companies)
OFD➣Optical Frequency Division
OFD➣Objectview Form Definition
OFD➣Open File Dialog
OFD➣Oracle Financing Division
OFD➣over Filtered Data
OFD➣Open Flash Debugger
OFD➣Oracle Forms Developer
OFD➣Orofaciodigital Syndrome
OFD➣Open for Discussion
OFD➣One Fine Day
OFD➣Oregon Freeze Dry, Inc.
OFD➣Orthogonal Frequency Division
OFD➣Omaha Fire Department (Omaha, NE)
OFD➣Office for the Disabled (various locations)
OFD➣Off Fixture Display
OFD➣Originally From Dorchester
OFD➣Out For Delivery
OFD➣Occipital Frontal Diameter
OFD➣Olympia Fire Department (Olympia, WA)
OFD➣One Finger Discount
OFD➣Omurilik Felclileri Dernegi (Turkey)
OFD➣Optimum Free Distance
OFD➣Over-Flow Drain
OFD➣One Function Diagram
OFD➣Optical Fire Detector
OFD➣Organisation for Friendship in Diversity (Malta; est. 2009)
OFD➣Opportunity for Defect (software development)
OFD➣Operational Flying Duty
OFD➣Online Finance Database
OFD➣Operations Flow Diagram
OFD➣Outgoing Funding Document
OFD➣Obsessive Fangirl Disorder (animation)