OSAC Lexicon

a substance capable of donating electrons to an oxidizer in a redox chemical reaction that results in the evolution of heat

Natural gas, manufactured gas, LP-Gas, and similar gases commonly used for commercial or residential purposes such as heating, cooling, or cooking.

Natural gas, manufactured gas, LP-Gas, and similar gases commonly used for commercial or residential purposes such as heating, cooling, or cooking.

The total quantity of combustible contents of a building, space, or fire area, including interior finish and trim, expressed in heat units or the equivalent weight in wood.

A fire in which the heat release rate and growth rate are controlled by the characteristics of the fuel, such as quantity and geometry, and in which adequate air for combustion is available.

An ink that will run and/or stain when it comes in contact with water or any aqueous type of solution.

Office machines that can reproduce color originals containing gradations of color (see 3.1.234 laser printer, 3.1.219 ink jet process).

A full finger view is a rolled or plain image of a full-length finger showing all segments.An entire joint image includes four full finger view images: one rolled; left, center, andright plain.

Condition in a compartment fire in which the entire volume is involved in combustion of varying intensities.

Operation of a mass spectrometer in which abundances of ions for entire mass spectrum arerecorded over a defined mass range.

The examination of a firearm concerning its mechanical condition and operation. It is usuallyperformed to determine if all safety features are operable and/or if the firearm is capable of firing acartridge.

Checking to confirm that the software performs tasks as expected.

Heated roller that contacts the paper and toner directly and is part of the fuser unit. (ASTM F1434)

A process in which compounds are heated on a microscope slide and observed via PLM during heating, melting, and, upon coolng, recrystallization of the melt. 

DISCUSSION—Fusion methods frequently employ a temperature controlled hot stage capable of at least 300 °C placed on the stage of a polarizing light microscope.

Checking to confirm that invalid, unexpected or nonsensical inputs to a computer program or module yield an acceptable response (e.g., an error message or other indication of a problem).

symbol representing the highest of the three principal refractive indices of a biaxial crystal.

A rounded, trough-like stroke such as that in the u; an individual style of handwriting with a predominance of these types of strokes. May be referred to as under curve.

Credit: Academy Standards Board

The physical state of a substance that has no shape or volume of its own and will expand to take the shape and volume of the container or enclosure it occupies.

An aqueous ink of high viscosity. Often characterized by tram lines on the outside of the ink line and a trough on the interior.

A public repository of DNA sequences maintained by the National Center for Biotechnology Information, part of the U.S. National Institutes of Health.

A public repository of DNA sequences maintained by the National Center for Biotechnology Information, part of the U.S. National Institutes of Health. 

Acronym for Geopolitical Entities, Names and Codes, which is the United StatesGovernment profile of the ISO 3166 standards. This reflects the United States (U.S.)Government requirement to use names of countries, dependencies, areas of specialsovereignty, and administrative subdivisions that have been approved by the U.S. Boardon Geographic Names (BGN), the authority established under Public Laws 80-242 toprovide for uniformity in geographic nomenclature and orthography throughout theFederal Government. GENC is available at https://nsgreg.nga.mil/genc/registers.jsp

An individual’s culturally mediated social expression along a feminine-masculine continuum.

The tendency to respond to a class of stimuli that share some common characteristics (e.g., the presence of some compound) and that may vary across some other dimension (e.g., a concentration gradient) rather than only to the one which was originally conditioned.

The entire genetic constitution of an individual; also, the alleles present at one or morespecific loci.

A software program or set of software programs that analyzes raw capillary electrophoresis data and, using allelic ladder and size standard information, assigns allele designations to peaks in an electropherogram.

A level of taxonomic classification that defines a group of related species.

The level of taxonomic classification that defines a group of related species.

The level of taxonomic classification that defines a group of related species.

Conditions that reflect how the buried body, or evidence, affects the surrounding environment.

The interval in the migration process from a tooth's initial appearance through the gingival soft tissue to the point of final eruption.

Luminous burning of solid material without a visible flame.

Good Laboratory Practice. The United States has rules for GLP in 21CFR58. TheOrganization for Economic Co-operation and Development (OECD) has stated principlesof GLP.

The shapes that characters can have when they are rendered or displayed. In contrast to characters, glyphs appear on the screen or paper as particular representations of one or more characters. A repertoire of glyphs makes up a font. (Unicode 12.0.0, 2.2)

Greenwich Mean Time.