Term: oxygen mask: a breathing device that is placed over the mouth and nose; supplies oxygen from an attached storage tank
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: mogul: a member of the Muslim dynasty that ruled India until 1857
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: taper: the property possessed by a shape that narrows toward a point (as a wedge or cone)
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: sleep disorder: a disturbance of the normal sleep pattern
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: sweet cicely: fresh ferny leaves and green seeds used as garnish in salads and cold vegetables; dried seeds used in confectionery and liqueurs
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: scut work: trivial, unrewarding, tedious, dirty, and disagreeable chores
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: karyotype: the appearance of the chromosomal makeup of a somatic cell in an individual or species (including the number and arrangement and size and structure of the chromosomes)
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: sob: convulsive gasp made while weeping
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: work to rule: a job action in which workers cause a slowdown by doing only the minimum amount required by the rules of the workplace
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: geastrum coronatum: an earthstar with a bluish spore sac and a purplish brown gleba; at maturity the outer layer splits into rays that bend backward and elevate the spore sac
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: gale: a strong wind moving 45-90 knots; force 7 to 10 on Beaufort scale