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gate 1

1. A structure that can be swung, drawn, or lowered to block an entrance or a passageway.
a. An opening in a wall or fence for entrance or exit.
b. The structure surrounding such an opening, such as the monumental or fortified entrance to a palace or walled city.
a. A doorway or walkway in a terminal, as at an airport, through which passengers proceed when embarking or disembarking.
b. A waiting area inside a terminal, abutting such a doorway or walkway.
4. A means of access: the gate to riches.
5. A mountain pass.
6. The total paid attendance or admission receipts at a public event: a good gate at the football game.
7. A device for controlling the passage of water or gas through a dam or conduit.
8. The channel through which molten metal flows into a shaped cavity of a mold.
9. Sports A passage between two upright poles through which a skier must go in a slalom race.
10. A logic gate.
tr.v. gat·ed, gat·ing, gates
1. Chiefly British To confine (a student) to the grounds of a college as punishment.
2. Electronics To select part of (a wave) for transmission, reception, or processing by magnitude or time interval.
3. To furnish with a gate: "The entrance to the rear lawn was also gated" (Dean Koontz).
get the gate Slang
To be dismissed or rejected.
give (someone) the gate Slang
1. To discharge from a job.
2. To reject or jilt.

[Middle English, from Old English geat.]

gate 2

n. Archaic
1. A path or way.
2. A particular way of acting or doing; manner.

[Middle English, from Old Norse gata; see ghē- in Indo-European roots.]


(ˈgeɪ tɪŋ)

the process by which a channel in a cell membrane opens or closes.
References in periodicals archive ?
0 Respiratory Gating System for improvement in the irradiation of tumor sites affected by respiratory motion
These systems will be delivered with the complete C-RAD software suite with modules for patient positioning, respiratory gating and motion monitoring during treatment to ensure exceptionally high precision and efficiency.
Respiratory gating in magnetic resonance imaging: improved image quality over non-gated images for equal scan time.
Contract notice: Bs 7/16 supply and installation of optical positioning system and verify the position of the patient with respiratory gating function and stereotactic radiotherapy.
Most of these patients have needed treatment for prostate or head and neck cancer, although doctors at HDF have also commenced breast cancer treatments using respiratory gating, where the beam automatically switches on and off in tandem with the patient's breathing cycle, it said.
In cases where the patient is unable to hold his/her breath, respiratory gating can also be incorporated, either using a belt around the abdomen or by monitoring the liver-lung interface during the MRI scan.
Where patients are unable to hold their breath, respiratory gating can also be incorporated, either using a belt around the abdomen or monitoring the liver-lung interface using navigator echoes, which are incorporated in some MRI pulse sequences.
Respiratory gating has been used in some centres as a means of compensating for chest movements that naturally occur during respiration [21,22].
With respiratory gating approaches, the patient continues breathing normally.
Varian Medical Systems announced that it received FDA clearance for patient position monitoring capabilities added to the company's Real-time Position Management (RPM) Respiratory Gating System, which synchronizes imaging and radiation therapy treatment with a patient's respiratory cycle.
Palo Alto CA) won approval for its RPM respiratory gating system, which is used to synchronize imaging and radiation therapy treatment with a patient's respiratory cycle.

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