mask


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Related to mask: Subnet mask

mask

 [mask]
1. a covering for the face, as a bandage, an apparatus for administering anesthesia or oxygen, or a cloth that prevents droplets from the mouth and nose from spreading in the air.
A standard face mask. From Lammon et al., 1996.
2. to cover or conceal, as the masking of the nature of a disorder by unassociated signs or organisms.
3. in audiometry, to obscure or diminish a sound by the presence of another sound of different frequency.
mask of pregnancy popular term for melasma gravidarum.
Venturi mask see venturi mask.

mask

(mask),
1. Any of a variety of disease states or disorders that cause alteration or discoloration of the skin of the face.
2. The expressionless appearance seen in association with certain diseases; for example, Parkinson facies.
3. A facial bandage.
4. A shield designed to cover the mouth and nose for maintenance of antiseptic conditions.
5. A device designed to cover the mouth and nose for administration of inhalation anesthetics, oxygen, or other gases.

mask

(măsk)
n.
1. A covering for the nose and mouth that is used for inhaling oxygen or an anesthetic.
2. A covering worn over the nose and mouth, as by a surgeon or dentist, to prevent infection.
3. A facial bandage.
4. Any of various conditions producing alteration or discoloration of the skin of the face.
5. An expressionless appearance of the face seen in certain diseases, such as parkinsonism.
v.
To cover with a protective mask.

mask

Audiology
verb To diminish or attenuate a sound with another.
 
Forensics
See Progressive purple mask of death.
 
Infectious control
noun A typically disposable personal protection device that covers the nose and mouth to prevent transmission of potentially infected aerosols from a patient to a healthcare worker, or vice versa.

Neurology
See Mask-like facies.
 
Psychology
noun A outward concealment of wishes or needs, often as an ego defence.

mask

Audiology verb To diminish or attenuate a sound with another Infectious control noun A usually disposable personal protection device that covers the nose to prevent transmission of potentially infected aerosols from a Pt to a health care worker–HCW or from an HCW to a Pt. See Isolation, Personal protection garment, Reverse isolation Psychology Barrier A concealment of wishes or needs, often as a ego defense.

mask

(mask)
1. Any of a variety of disease states producing alteration or discoloration of the skin of the face.
2. The expressionless appearance seen in certain diseases (e.g., Parkinson facies).
3. A facial bandage.
4. A shield designed to cover the mouth and nose for maintenance of aseptic conditions.
5. A device designed to cover the mouth and nose for administration of inhalation anesthetics, oxygen, or other gases.
See also: mission-oriented protective posture, gas mask

masking

A term describing any process whereby a detectable stimulus is made difficult or impossible to detect by the presentation of a second stimulus (called the mask). The main stimulus (typically called the target) may appear at the same time as the mask (simultaneous masking); or it may precede the mask (backward masking; example: metacontrast); or it may follow the mask (forward masking; example: paracontrast).

mask

(mask)
1. Any of a variety of disease states or disorders that cause alteration or discoloration of facial skin.
2. Expressionless appearance seen in association with some diseases, e.g., Parkinson facies.
3. Facial bandage.
4. Shield designed to cover mouth and nose for maintenance of antiseptic conditions.
5. Device designed to cover mouth and nose for administration of inhalation anesthetics, oxygen, or other gases.
References in periodicals archive ?
A multitasking product--part gentle exfoliant, part creamy clay mask--this pleasant smelling "Whipped Raspberry Mud Mask" is antioxidant-rich and contains natural bamboo and raspberry fibers along with hibiscus petals.
In the past few years, companies such as Glamglow built a groundswell of support for masks, which are viewed as an easy delivery system for skin care.
Alignment marks can be added onto the masks to show areas of the mask that must be aligned first or to show the part number of the piece that the mask should be used on.
Observe the condition of the copper under mask that has lifted.
The second issue to explore was the influence of the facial information content of the mask on expression and gender identification.
4V 4 V FOR VENDETTA (2005) HUGO WEAVING is the freedom fighter behind the mask as he recruits Evey (Natalie Portman), to help him overthrow a corrupt government.
But, experts said, a closer look at the kinds of masks people get, the way they wear them and the hazards they're facing suggests that the masks are unlikely to help much, Discovery News reported.
The current, standard-issue equipment consists of the M40 or M42 personal protective mask; both are designed to fit the range of faces from the smallest 5th percentile female to the largest 95th percentile male.
Remember the M4O canister can be on either side of the mask. That helps left-handed Soldiers when they're firing their weapons.
Additional masks include: CRANtastic Power Powder, MARvelous Oceanic Mask (VLTO.4507); SPIN-meister Mask (VLT0.4515); and Wild Yam Gel Mask (VLT0.4505).
Local air raid wardens were asked to make sure everybody had been issued with a gas mask and people could face fines if they did not wear them.
[USPRwire, Wed Jul 10 2019] Rising demand for skin care devices is expected to fuel the growth of DIY face mask machine market Over the years, DIY face mask machine has gained a sustainable momentum in the consumer products industry due to increasing demand for skin care products among end users.